{"id":43815,"date":"2020-12-17T00:00:00","date_gmt":"2020-12-17T00:00:00","guid":{"rendered":"https:\/\/discover.restek.com\/uncategorized\/japanese-roc-hplc-columns\/"},"modified":"2026-03-06T01:59:43","modified_gmt":"2026-03-06T01:59:43","slug":"japanese-roc-hplc-columns","status":"publish","type":"post","link":"https:\/\/discover.restek.com\/ja\/articles\/gnss2332-ja\/japanese-roc-hplc-columns","title":{"rendered":"Roc HPLC \u30ab\u30e9\u30e0: LC\u30e9\u30dc\u306b\u304a\u3051\u308b\u4fe1\u983c\u306e\u8981"},"content":{"rendered":"\n<ul class=\"wp-block-list\">\n<li><strong>\u30e9\u30dc\u306e\u5b9a\u756a\u3068\u306a\u308b\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u305f\u30b3\u30f3\u30d9\u30f3\u30b7\u30e7\u30ca\u30ebHPLC\u30ab\u30e9\u30e0\u3002\u8010\u5727400 bar (40 MPa)\u306eHPLC\u30b7\u30b9\u30c6\u30e0\u306b\u5bfe\u5fdc\u3002<\/strong><\/li>\n\n\n\n<li><strong>\u5805\u5b9f\u6027\u3068\u4fe1\u983c\u6027\u2014\u6c42\u3081\u3089\u308c\u308b\u30d4\u30fc\u30af\u5f62\u72b6\u3001\u518d\u73fe\u6027\u3001\u5805\u7262\u6027\u3001\u305d\u3057\u3066\u6027\u80fd\u3092\u5b9f\u73fe\u3057\u307e\u3059\u3002<\/strong><\/li>\n\n\n\n<li><strong>\u30eb\u30fc\u30c1\u30f3\u5206\u6790\u3084\u81a8\u5927\u306a\u91cf\u306e\u5206\u6790\u306b\u304a\u3044\u3066\u5353\u8d8a\u3057\u305f\u4fa1\u5024\u3092\u767a\u63ee\u2014\u53b3\u3057\u3044\u54c1\u8cea\u7ba1\u7406\u306b\u88cf\u4ed8\u3051\u3055\u308c\u305f\u9ad8\u7d14\u5ea6\u306a\u5168\u591a\u5b54\u6027\u30b7\u30ea\u30ab\u3092\u7528\u305f\u3001\u307b\u3068\u3093\u3069\u306eHPLC\u30e1\u30bd\u30c3\u30c9\u306b\u9069\u5408\u3059\u308b\u3055\u307e\u3056\u307e\u306a\u56fa\u5b9a\u76f8\u3002<\/strong><\/li>\n\n\n\n<li><strong>\u98df\u54c1\u304b\u3089\u533b\u85ac\u54c1\u307e\u3067\u5e45\u5e83\u3044\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u6700\u9069\u3067\u3059\u30025\u7a2e\u985e\u306e\u56fa\u5b9a\u76f8\u306fUSP\u30e1\u30bd\u30c3\u30c9\u306e98%\u3092\u30ab\u30d0\u30fc\u3067\u304d\u307e\u3059\u3002<\/strong><\/li>\n\n\n\n<li><strong>\u65b0\u305f\u306b\u30c7\u30b6\u30a4\u30f3\u3055\u308c\u305f\u6700\u5c0f\u9650\u306e\u30d1\u30c3\u30b1\u30fc\u30b8\u30f3\u30b0\u3067\u30b3\u30f3\u30d1\u30af\u30c8\u53ce\u7d0d\u2014 \u30b7\u30ea\u30a2\u30eb\u756a\u53f7\u306b\u5bfe\u5fdc\u3057\u305f\u5206\u6790\u8a3c\u660e\u66f8\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3067\u304d\u307e\u3059\u3002<\/strong><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Roc \u30b7\u30ea\u30fc\u30ba\u306e\u56fa\u5b9a\u76f8<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\" style=\"border-width:1px\"><tbody><tr><td>&nbsp;<\/td><td><a href=\"https:\/\/www.restek.com\/global\/ja\/c\/1795\" target=\"_blank\" rel=\"noopener\"><strong>C18<\/strong> <\/a><img loading=\"lazy\" decoding=\"async\" width=\"399\" height=\"845\" src=\"https:\/\/discover.restek.com\/wp-content\/uploads\/figure-article-GNSS2332B-01.jpg\" alt=\"decorative\" title=\"-\"><\/td><td><a href=\"https:\/\/www.restek.com\/global\/ja\/c\/1796\" target=\"_blank\" rel=\"noopener\"><strong>C8<\/strong> <\/a><img loading=\"lazy\" decoding=\"async\" width=\"400\" height=\"845\" src=\"https:\/\/discover.restek.com\/wp-content\/uploads\/figure-article-GNSS2332B-02.jpg\" alt=\"decorative\" title=\"-\"><\/td><td><a href=\"https:\/\/www.restek.com\/global\/ja\/c\/1798\" target=\"_blank\" rel=\"noopener\"><strong>Phenyl-Hexyl<\/strong> <\/a><img loading=\"lazy\" decoding=\"async\" width=\"400\" height=\"845\" src=\"https:\/\/discover.restek.com\/wp-content\/uploads\/figure-article-GNSS2332B-03.jpg\" alt=\"decorative\" title=\"-\"><\/td><td><a href=\"https:\/\/www.restek.com\/global\/ja\/c\/1797\" target=\"_blank\" rel=\"noopener\"><strong>Cyano<\/strong> <\/a><img loading=\"lazy\" decoding=\"async\" width=\"400\" height=\"845\" src=\"https:\/\/discover.restek.com\/wp-content\/uploads\/figure-article-GNSS2332B-04.jpg\" alt=\"decorative\" title=\"-\"><\/td><td><a href=\"https:\/\/www.restek.com\/global\/ja\/c\/1799\" target=\"_blank\" rel=\"noopener\"><strong>Silica<\/strong> <\/a><img loading=\"lazy\" decoding=\"async\" width=\"400\" height=\"845\" src=\"https:\/\/discover.restek.com\/wp-content\/uploads\/figure-article-GNSS2332B-05.jpg\" alt=\"decorative\" title=\"-\"><\/td><\/tr><tr><td><strong>USP\u30b3\u30fc\u30c9<\/strong><\/td><td>L1<\/td><td>L7<\/td><td>L11<\/td><td>L10<\/td><td>L3<\/td><\/tr><tr><td><strong>\u56fa\u5b9a\u76f8\u30ab\u30c6\u30b4\u30ea<\/strong><\/td><td>C18, octadecylsilane<\/td><td>C8, octylsilane<\/td><td>phenyl<\/td><td>cyano<\/td><td>bare silica<\/td><\/tr><tr><td><strong>\u5b98\u80fd\u57fa\u30bf\u30a4\u30d7<\/strong><\/td><td>monomeric C18<\/td><td>monomeric C8<\/td><td>phenyl-hexyl<\/td><td>cyanopropyl<\/td><td>n\/a<\/td><\/tr><tr><td><strong>\u7c92\u5b50\u5f84<\/strong><\/td><td>3 \u03bcm or 5 \u03bcm, spherical<\/td><td>3 \u03bcm or 5 \u03bcm, spherical<\/td><td>3 \u03bcm or 5 \u03bcm, spherical<\/td><td>3 \u03bcm or 5 \u03bcm, spherical<\/td><td>3 \u03bcm or 5 \u03bcm, spherical<\/td><\/tr><tr><td><strong>\u30dd\u30a2\u30b5\u30a4\u30ba<\/strong><\/td><td>100 \u00c5<\/td><td>100 \u00c5<\/td><td>100 \u00c5<\/td><td>100 \u00c5<\/td><td>100 \u00c5<\/td><\/tr><tr><td><strong>\u8868\u9762\u7a4d<\/strong><\/td><td>300 m<sup>2<\/sup>\/g<\/td><td>300 m<sup>2<\/sup>\/g<\/td><td>300 m<sup>2<\/sup>\/g<\/td><td>300 m<sup>2<\/sup>\/g<\/td><td>300 m<sup>2<\/sup>\/g<\/td><\/tr><tr><td><strong>\u70ad\u7d20\u542b\u6709\u91cf<\/strong><\/td><td>20%<\/td><td>12%<\/td><td>15%<\/td><td>8%<\/td><td>n\/a<\/td><\/tr><tr><td><strong>\u30a8\u30f3\u30c9\u30ad\u30e3\u30c3\u30d7<\/strong><\/td><td>yes<\/td><td>yes<\/td><td>yes<\/td><td>yes<\/td><td>n\/a<\/td><\/tr><tr><td><strong>pH \u7bc4\u56f2<\/strong><\/td><td>2.5 to 8.0<\/td><td>2.5 to 8.0<\/td><td>2.0 to 8.0<\/td><td>2.5 to 8.0<\/td><td>2.5 to 8.0<\/td><\/tr><tr><td><strong>\u6e29\u5ea6\u4e0a\u9650<\/strong><\/td><td>80 \u00b0C<\/td><td>80 \u00b0C<\/td><td>80 \u00b0C<\/td><td>80 \u00b0C<\/td><td>80 \u00b0C<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n<div class=\"wp-block-custom-chromatogram-article-top\"><div class=\"chromatogram-article-placeholder\"><div class=\"figure-heading\"><strong>\u56f3 1:<\/strong>\u00a0\u6ce8\u5165\u56de\u65701,000 \u56de\u4ee5\u4e0a\u3067\u3082\u3001\u30ab\u30e9\u30e0\u30b5\u30a4\u30ba\u306b\u95a2\u308f\u3089\u305a\u3001Roc HPLC \u30ab\u30e9\u30e0\u306f\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u6027\u80fd\u3092\u7dad\u6301\u3057\u307e\u3059\u3002<\/div><div class='chromatogram-article-inner-full'><div class=\"chromatogram-article-inner\">\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/discover.restek.com\/wp-content\/uploads\/figure-article-GNSS2332B-06.jpg\" alt=\"decorative\" title=\"-\"><\/figure>\n\n<\/div><\/div><\/div>\n\n\n<div style=\"height:25px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<div class=\"wp-block-custom-chromatogram-article-top\"><div class=\"chromatogram-article-placeholder\"><div class=\"figure-heading\"><strong>\u56f3 2:<\/strong>\u00a0Roc LC\u30ac\u30fc\u30c9\u30ab\u30e9\u30e0\u3092\u8ffd\u52a0\u3059\u308b\u3068\u3001\u4fdd\u6301\u3001\u30d4\u30fc\u30af\u5f62\u72b6\u307e\u305f\u306f\u30ab\u30e9\u30e0\u52b9\u7387\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u3053\u3068\u306a\u304f\u5206\u96e2\u30ab\u30e9\u30e0\u306e\u5bff\u547d\u3092\u5ef6\u3070\u305b\u307e\u3059\u3002<\/div><div class='chromatogram-article-inner-full'><div class=\"chromatogram-article-inner\">\n<div class=\"wp-block-custom-chromatogram-article\"><div class=\"wp-block-custom-chromatogram-article\"><div class=\"chromatogram-image regular-image\"><img decoding=\"async\" src=\"https:\/\/ez.restek.com\/images\/cgram\/lc_gn0565.png\" alt=\"Net Chromatographic Effects of Roc C8 with Guard Column\" title=\"-\"><\/div><p class=\"article-id\" style=\"text-align:center\"> LC_GN0565<\/p><div class=\"chromatogram-peaks\"><h4>Peaks<\/h4><table class=\"peaks col-lg-4 col-12\">\n<thead><tr><th><\/th><th style=\"text-align: left;width: 75px\">Peaks<\/th><th style=\"text-align: center;width: 50px\">Conc.<br \/>(mg\/mL)<\/th><\/tr><\/thead>\n<tbody><tr><td class=\"num\">1.<\/td><td class=\"cmpd\"><a class=\"cmpd_link\" title=\"View compound information for Uracil\" href=\"https:\/\/ez.restek.com\/compound\/view\/en\/66-22-8\/Uracil\" target=\"_blank\" rel=\"noopener\">Uracil<\/a><\/td><td class=\"oth\">0.02<\/td><\/tr>\n<tr><td class=\"num\">2.<\/td><td class=\"cmpd\"><a class=\"cmpd_link\" title=\"View compound information for Toluene\" href=\"https:\/\/ez.restek.com\/compound\/view\/en\/108-88-3\/Toluene\" target=\"_blank\" rel=\"noopener\">Toluene<\/a><\/td><td class=\"oth\">3.00<\/td><\/tr>\n<tr><td class=\"num\">3.<\/td><td class=\"cmpd\"><a class=\"cmpd_link\" title=\"View compound information for Naphthalene\" href=\"https:\/\/ez.restek.com\/compound\/view\/en\/91-20-3\/Naphthalene\" target=\"_blank\" rel=\"noopener\">Naphthalene<\/a><\/td><td class=\"oth\">0.50<\/td><\/tr>\n<tr><td class=\"num\">4.<\/td><td class=\"cmpd\"><a class=\"cmpd_link\" title=\"View compound information for Biphenyl\" href=\"https:\/\/ez.restek.com\/compound\/view\/en\/92-52-4\/Biphenyl\" target=\"_blank\" rel=\"noopener\">Biphenyl<\/a><\/td><td class=\"oth\">0.06<\/td><\/tr>\n<\/tbody><\/table><\/div><div class=\"chromatogram-conditions\"><h4>Conditions<\/h4><div class=\"conditions-container container-fluid\"><div class=\"row\"><table class=\"conditions col-lg-6 col-12\"><tr><th class=\"conditions_header\" scope=\"row\">Column<\/th><td>Roc C8  (<a target=\"_blank\" href=\"https:\/\/www.restek.com\/p\/9533565?utm_source=chromatograms&amp;utm_medium=link&amp;utm_campaign=LC_GN0565\" rel=\"noopener\">cat.# 9533565<\/a>)<\/td><\/tr><tr><th class=\"sub conditions_header\" scope=\"row\">Dimensions:<\/th><td>150 mm x 4.6 mm ID<\/td><\/tr><tr><th class=\"sub conditions_header\" scope=\"row\">Particle Size:<\/th><td>5 \u00b5m<\/td><\/tr><tr><th class=\"sub conditions_header\" scope=\"row\">Pore Size:<\/th><td>100 \u00c5<\/td><\/tr><tr><td><\/td><tr><th class=\"sub conditions_header\" scope=\"row\">Guard Column:<\/th><td>Roc C8 10 mm, 4.0 mm ID, 5 \u00b5m (<a target=\"_blank\" href=\"https:\/\/www.restek.com\/p\/953350210?utm_source=chromatograms&amp;utm_medium=link&amp;utm_campaign=LC_GN0565\" rel=\"noopener\">cat.# 953350210<\/a>)<\/td><\/tr><tr><th class=\"sub conditions_header\" scope=\"row\">Temp.:<\/th><td>30 \u00b0C<\/td><\/tr><tr class=\"cgram_header_row\"><th class=\"conditions_header\" scope=\"row\">Standard\/Sample<\/th><td>Custom mix<\/td><\/tr>\n<tr><th class=\"sub conditions_header\" scope=\"row\">Diluent:<\/th><td>50:50 Acetonitrile:water<\/td><\/tr><td><\/td><\/tr><tr><th class=\"sub conditions_header\" scope=\"row\">Inj. Vol.:<\/th><td>2 \u00b5L <\/td><\/tr><tr class=\"cgram_header_row\"><th class=\"conditions_header\" scope=\"row\">Mobile Phase<\/th><td><\/td><\/tr><tr><th class=\"sub conditions_header\" scope=\"row\">A:<\/th><td>Water <\/td><\/tr><tr><th class=\"sub conditions_header\" scope=\"row\">B:<\/th><td>Acetonitrile <\/td><\/tr><tr><td><\/td><td><table class=\"cgram_ramp\"><thead><tr><th>Time (min)<\/th><th>Flow (mL\/min)<\/th><th>%A<\/th><th>%B<\/th><\/tr><\/thead><tbody><tr><td>0.00<\/td><td>1.0<\/td><td>30<\/td><td>70<\/td><\/tr><tr><td>8.00<\/td><td>1.0<\/td><td>30<\/td><td>70<\/td><\/tr><\/tbody><\/table><\/td><\/tr><\/table><table class=\"conditions col-lg-6 col-12\"><tr><th class=\"conditions_header\" scope=\"row\">Detector<\/th><td>UV @ 254 nm<\/td><\/tr><tr class=\"cgram_header_row\"><th class=\"conditions_header\" scope=\"row\">Instrument<\/th><td>HPLC<\/td><\/tr><\/table><\/div><\/div><\/div><div class=\"chromatogram-pdf-link\"><a href=\"https:\/\/ez.restek.com\/images\/cgram\/lc_gn0565.pdf\" target=\"_blank\" rel=\"noopener noreferrer\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewBox=\"0 0 18 18\"><g data-name=\"Group 2996\"><path data-name=\"Rectangle 1246\" d=\"M0 0h18v18H0z\" style=\"fill: none;\"><\/path><\/g><g data-name=\"Group 2997\"><path data-name=\"Path 729\" d=\"M13.412 11.4v2.017H5.345V11.4H4v2.017a1.349 1.349 0 0 0 1.345 1.345h8.068a1.349 1.349 0 0 0 1.345-1.345V11.4zm-.672-2.694-.948-.948-1.741 1.735V4H8.706v5.493L6.965 7.758l-.948.948 3.361 3.361z\" transform=\"translate(-.437 -.414)\" style=\"fill: rgb(13, 123, 196);\"><\/path><\/g><\/svg>Download PDF<\/a><\/div><\/div><\/div>\n<\/div><\/div><\/div>\n\n\n<div style=\"height:25px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<div class=\"wp-block-custom-chromatogram-article-top\"><div class=\"chromatogram-article-placeholder\"><div class=\"figure-heading\"><strong>\u56f3 3:<\/strong>\u00a0\u30ab\u30e9\u30e0\u9593\u306b\u304a\u3044\u3066\u3082\u3001\u30ed\u30c3\u30c8\u9593\u306b\u304a\u3044\u3066\u3082\u3001Roc \u30ab\u30e9\u30e0\u306f\u3044\u3064\u3067\u3082\u4fe1\u983c\u3067\u304d\u308b\u7d50\u679c\u3092\u3082\u305f\u3089\u3057\u307e\u3059\u3002<\/div><div class='chromatogram-article-inner-full'><div class=\"chromatogram-article-inner\">\n\n<p><strong>Reversed Phase<\/strong><\/p>\n\n\n<div class=\"wp-block-custom-chromatogram-article\"><div class=\"wp-block-custom-chromatogram-article\"><div class=\"chromatogram-image regular-image\"><img decoding=\"async\" src=\"https:\/\/ez.restek.com\/images\/cgram\/lc_gn0562.png\" alt=\"Retention Time Stability for Roc C18\" title=\"-\"><\/div><p class=\"article-id\" style=\"text-align:center\"> LC_GN0562<\/p><div class=\"chromatogram-peaks\"><h4>Peaks<\/h4><table class=\"peaks col-lg-4 col-12\">\n<thead><tr><th><\/th><th style=\"text-align: left;width: 75px\">Peaks<\/th><th style=\"text-align: center;width: 50px\">t<sub>R<\/sub> (min)<\/th><\/tr><\/thead>\n<tbody><tr><td class=\"num\">1.<\/td><td class=\"cmpd\"><a class=\"cmpd_link\" title=\"View compound information for p-Tolunitrile\" href=\"https:\/\/ez.restek.com\/compound\/view\/en\/104-85-8\/p-Tolunitrile\" target=\"_blank\" rel=\"noopener\">p-Tolunitrile<\/a><\/td><td class=\"oth\">3.7<\/td><\/tr>\n<tr><td class=\"num\">2.<\/td><td class=\"cmpd\"><a class=\"cmpd_link\" title=\"View compound information for 4-Butylbenzoic acid\" href=\"https:\/\/ez.restek.com\/compound\/view\/en\/20651-71-2\/4-Butylbenzoic acid\" target=\"_blank\" rel=\"noopener\">4-Butylbenzoic acid<\/a><\/td><td class=\"oth\">5.2<\/td><\/tr>\n<tr><td class=\"num\">3.<\/td><td class=\"cmpd\"><a class=\"cmpd_link\" title=\"View compound information for 3,4-Dimethylanisole\" href=\"https:\/\/ez.restek.com\/compound\/view\/en\/4685-47-6\/3,4-Dimethylanisole\" target=\"_blank\" rel=\"noopener\">3,4-Dimethylanisole<\/a><\/td><td class=\"oth\">7.3<\/td><\/tr>\n<tr><td class=\"num\">4.<\/td><td class=\"cmpd\"><a class=\"cmpd_link\" title=\"View compound information for Mefenamic acid\" href=\"https:\/\/ez.restek.com\/compound\/view\/en\/61-68-7\/Mefenamic acid\" target=\"_blank\" rel=\"noopener\">Mefenamic acid<\/a><\/td><td class=\"oth\">8.1<\/td><\/tr>\n<tr><td class=\"num\">5.<\/td><td class=\"cmpd\"><a class=\"cmpd_link\" title=\"View compound information for p-Xylene\" href=\"https:\/\/ez.restek.com\/compound\/view\/en\/106-42-3\/p-Xylene\" target=\"_blank\" rel=\"noopener\">p-Xylene<\/a><\/td><td class=\"oth\">9.7<\/td><\/tr>\n<\/tbody><\/table><\/div><div class=\"chromatogram-conditions\"><h4>Conditions<\/h4><div class=\"conditions-container container-fluid\"><div class=\"row\"><table class=\"conditions col-lg-6 col-12\"><tr><th class=\"conditions_header\" scope=\"row\">Column<\/th><td>Roc C18  (<a target=\"_blank\" href=\"https:\/\/www.restek.com\/p\/9534565?utm_source=chromatograms&amp;utm_medium=link&amp;utm_campaign=LC_GN0562\" rel=\"noopener\">cat.# 9534565<\/a>)<\/td><\/tr><tr><th class=\"sub conditions_header\" scope=\"row\">Dimensions:<\/th><td>150 mm x 4.6 mm ID<\/td><\/tr><tr><th class=\"sub conditions_header\" scope=\"row\">Particle Size:<\/th><td>5 \u00b5m<\/td><\/tr><tr><th class=\"sub conditions_header\" scope=\"row\">Pore Size:<\/th><td>100 \u00c5<\/td><\/tr><tr><td><\/td><tr><th class=\"sub conditions_header\" scope=\"row\">Temp.:<\/th><td>35 \u00b0C<\/td><\/tr><tr class=\"cgram_header_row\"><th class=\"conditions_header\" scope=\"row\">Standard\/Sample<\/th><td><\/td><\/tr><td><\/td><\/tr><tr><th class=\"sub conditions_header\" scope=\"row\">Inj. Vol.:<\/th><td>5 \u00b5L <\/td><\/tr><tr class=\"cgram_header_row\"><th class=\"conditions_header\" scope=\"row\">Mobile Phase<\/th><td>0.05% Formic acid in water:0.05% Formic acid in acetonitrile (40:60)<\/td><\/tr><tr><th class=\"sub conditions_header\" scope=\"row\">Flow:<\/th><td>1.0 mL\/min<\/td><\/tr><\/table><table class=\"conditions col-lg-6 col-12\"><tr><th class=\"conditions_header\" scope=\"row\">Detector<\/th><td>UV\/Vis @ 220 nm<\/td><\/tr><tr><th class=\"sub conditions_header\" scope=\"row\">Cell Temp:<\/th><td>35 \u00b0C<\/td><\/tr><tr class=\"cgram_header_row\"><th class=\"conditions_header\" scope=\"row\">Instrument<\/th><td>HPLC<\/td><\/tr><\/table><\/div><\/div><\/div><div class=\"chromatogram-pdf-link\"><a href=\"https:\/\/ez.restek.com\/images\/cgram\/lc_gn0562.pdf\" target=\"_blank\" rel=\"noopener noreferrer\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewBox=\"0 0 18 18\"><g data-name=\"Group 2996\"><path data-name=\"Rectangle 1246\" d=\"M0 0h18v18H0z\" style=\"fill: none;\"><\/path><\/g><g data-name=\"Group 2997\"><path data-name=\"Path 729\" d=\"M13.412 11.4v2.017H5.345V11.4H4v2.017a1.349 1.349 0 0 0 1.345 1.345h8.068a1.349 1.349 0 0 0 1.345-1.345V11.4zm-.672-2.694-.948-.948-1.741 1.735V4H8.706v5.493L6.965 7.758l-.948.948 3.361 3.361z\" transform=\"translate(-.437 -.414)\" style=\"fill: rgb(13, 123, 196);\"><\/path><\/g><\/svg>Download PDF<\/a><\/div><\/div><\/div>\n\n\n<p><strong>Normal Phase<\/strong><\/p>\n\n\n<div class=\"wp-block-custom-chromatogram-article\"><div class=\"wp-block-custom-chromatogram-article\"><div class=\"chromatogram-image regular-image\"><img decoding=\"async\" src=\"https:\/\/ez.restek.com\/images\/cgram\/lc_gn0563.png\" alt=\"Retention Time Stability for Roc Cyano\" title=\"-\"><\/div><p class=\"article-id\" style=\"text-align:center\"> LC_GN0563<\/p><div class=\"chromatogram-peaks\"><h4>Peaks<\/h4><table class=\"peaks col-lg-4 col-12\">\n<thead><tr><th><\/th><th style=\"text-align: left;width: 75px\">Peaks<\/th><th style=\"text-align: center;width: 50px\">t<sub>R<\/sub> (min)<\/th><\/tr><\/thead>\n<tbody><tr><td class=\"num\">1.<\/td><td class=\"cmpd\"><a class=\"cmpd_link\" title=\"View compound information for Benzene\" href=\"https:\/\/ez.restek.com\/compound\/view\/en\/71-43-2\/Benzene\" target=\"_blank\" rel=\"noopener\">Benzene<\/a><\/td><td class=\"oth\">3.5<\/td><\/tr>\n<tr><td class=\"num\">2.<\/td><td class=\"cmpd\"><a class=\"cmpd_link\" title=\"View compound information for Nitrobenzene\" href=\"https:\/\/ez.restek.com\/compound\/view\/en\/98-95-3\/Nitrobenzene\" target=\"_blank\" rel=\"noopener\">Nitrobenzene<\/a><\/td><td class=\"oth\">4.1<\/td><\/tr>\n<tr><td class=\"num\">3.<\/td><td class=\"cmpd\"><a class=\"cmpd_link\" title=\"View compound information for 1,3,5-Trinitrobenzene\" href=\"https:\/\/ez.restek.com\/compound\/view\/en\/99-35-4\/1,3,5-Trinitrobenzene\" target=\"_blank\" rel=\"noopener\">1,3,5-Trinitrobenzene<\/a><\/td><td class=\"oth\">5.5<\/td><\/tr>\n<tr><td class=\"num\">4.<\/td><td class=\"cmpd\"><a class=\"cmpd_link\" title=\"View compound information for 2,4-Dinitrotoluene\" href=\"https:\/\/ez.restek.com\/compound\/view\/en\/121-14-2\/2,4-Dinitrotoluene\" target=\"_blank\" rel=\"noopener\">2,4-Dinitrotoluene<\/a><\/td><td class=\"oth\">7.4<\/td><\/tr>\n<\/tbody><\/table><\/div><div class=\"chromatogram-conditions\"><h4>Conditions<\/h4><div class=\"conditions-container container-fluid\"><div class=\"row\"><table class=\"conditions col-lg-6 col-12\"><tr><th class=\"conditions_header\" scope=\"row\">Column<\/th><td>Roc Cyano  (<a target=\"_blank\" href=\"https:\/\/www.restek.com\/p\/953631E?utm_source=chromatograms&amp;utm_medium=link&amp;utm_campaign=LC_GN0563\" rel=\"noopener\">cat.# 953631E<\/a>)<\/td><\/tr><tr><th class=\"sub conditions_header\" scope=\"row\">Dimensions:<\/th><td>100 mm x 3.0 mm ID<\/td><\/tr><tr><th class=\"sub conditions_header\" scope=\"row\">Particle Size:<\/th><td>3 \u00b5m<\/td><\/tr><tr><th class=\"sub conditions_header\" scope=\"row\">Pore Size:<\/th><td>100 \u00c5<\/td><\/tr><tr><td><\/td><tr><th class=\"sub conditions_header\" scope=\"row\">Temp.:<\/th><td>40 \u00b0C<\/td><\/tr><tr class=\"cgram_header_row\"><th class=\"conditions_header\" scope=\"row\">Standard\/Sample<\/th><td><\/td><\/tr><td><\/td><\/tr><tr><th class=\"sub conditions_header\" scope=\"row\">Inj. Vol.:<\/th><td>1 \u00b5L <\/td><\/tr><tr class=\"cgram_header_row\"><th class=\"conditions_header\" scope=\"row\">Mobile Phase<\/th><td>Water:acetonitrile (80:20)<\/td><\/tr><tr><th class=\"sub conditions_header\" scope=\"row\">Flow:<\/th><td>0.6 mL\/min<\/td><\/tr><\/table><table class=\"conditions col-lg-6 col-12\"><tr><th class=\"conditions_header\" scope=\"row\">Detector<\/th><td>UV\/Vis @ 254 nm<\/td><\/tr><tr><th class=\"sub conditions_header\" scope=\"row\">Cell Temp:<\/th><td>40 \u00b0C<\/td><\/tr><tr class=\"cgram_header_row\"><th class=\"conditions_header\" scope=\"row\">Instrument<\/th><td>HPLC<\/td><\/tr><\/table><\/div><\/div><\/div><div class=\"chromatogram-pdf-link\"><a href=\"https:\/\/ez.restek.com\/images\/cgram\/lc_gn0563.pdf\" target=\"_blank\" rel=\"noopener noreferrer\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewBox=\"0 0 18 18\"><g data-name=\"Group 2996\"><path data-name=\"Rectangle 1246\" d=\"M0 0h18v18H0z\" style=\"fill: none;\"><\/path><\/g><g data-name=\"Group 2997\"><path data-name=\"Path 729\" d=\"M13.412 11.4v2.017H5.345V11.4H4v2.017a1.349 1.349 0 0 0 1.345 1.345h8.068a1.349 1.349 0 0 0 1.345-1.345V11.4zm-.672-2.694-.948-.948-1.741 1.735V4H8.706v5.493L6.965 7.758l-.948.948 3.361 3.361z\" transform=\"translate(-.437 -.414)\" style=\"fill: rgb(13, 123, 196);\"><\/path><\/g><\/svg>Download PDF<\/a><\/div><\/div><\/div>\n<\/div><\/div><\/div>\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">Restek\u306eRoc HPLC\u30ab\u30e9\u30e0\u306f\u3001\u4ed6\u3068\u6bd4\u3079\u3066\u540c\u7b49\u4ee5\u4e0a\u306e\u6027\u80fd\u3092\u3082\u305f\u3089\u3057\u307e\u3059<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\"><strong>\u30ab\u30e9\u30e0<\/strong><\/th><th class=\"has-text-align-left\" data-align=\"left\"><strong>\u5316\u5408\u7269<\/strong><\/th><th class=\"has-text-align-left\" data-align=\"left\"><strong>tR<\/strong><\/th><th class=\"has-text-align-left\" data-align=\"left\"><strong>\u9762\u7a4d<\/strong><\/th><th class=\"has-text-align-left\" data-align=\"left\"><strong>\u9ad8\u3055<\/strong><\/th><th class=\"has-text-align-left\" data-align=\"left\"><strong>USP \uff83\uff70\uff98\uff9d\uff78\uff9e<\/strong><\/th><th class=\"has-text-align-left\" data-align=\"left\"><strong>\u5bfe\u79f0\u6027 (10%)<\/strong><\/th><th class=\"has-text-align-left\" data-align=\"left\"><strong>k&#8217;<\/strong><\/th><th class=\"has-text-align-left\" data-align=\"left\"><strong>\u7406\u8ad6\u6bb5\u6570<\/strong><\/th><th class=\"has-text-align-left\" data-align=\"left\"><strong>\u5206\u96e2\u5ea6<\/strong><\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\" rowspan=\"2\"><strong>Roc<\/strong><\/td><td class=\"has-text-align-left\" data-align=\"left\">Ethylparaben<\/td><td class=\"has-text-align-left\" data-align=\"left\">3.252<\/td><td class=\"has-text-align-left\" data-align=\"left\">1,407,609<\/td><td class=\"has-text-align-left\" data-align=\"left\">281,358<\/td><td class=\"has-text-align-left\" data-align=\"left\">1.176<\/td><td class=\"has-text-align-left\" data-align=\"left\">1.148<\/td><td class=\"has-text-align-left\" data-align=\"left\">1.182<\/td><td class=\"has-text-align-left\" data-align=\"left\">9,738<\/td><td class=\"has-text-align-left\" data-align=\"left\" rowspan=\"2\">12.5<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Ethinyl Estradiol<\/td><td class=\"has-text-align-left\" data-align=\"left\">5.410<\/td><td class=\"has-text-align-left\" data-align=\"left\">1,869,684<\/td><td class=\"has-text-align-left\" data-align=\"left\">234,346<\/td><td class=\"has-text-align-left\" data-align=\"left\">1.075<\/td><td class=\"has-text-align-left\" data-align=\"left\">1.064<\/td><td class=\"has-text-align-left\" data-align=\"left\">2.631<\/td><td class=\"has-text-align-left\" data-align=\"left\">10,264<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\" rowspan=\"2\"><strong>\u4ed6\u793eA<\/strong><\/td><td class=\"has-text-align-left\" data-align=\"left\">Ethylparaben<\/td><td class=\"has-text-align-left\" data-align=\"left\">3.060<\/td><td class=\"has-text-align-left\" data-align=\"left\">1,424,621<\/td><td class=\"has-text-align-left\" data-align=\"left\">215,698<\/td><td class=\"has-text-align-left\" data-align=\"left\">1.907<\/td><td class=\"has-text-align-left\" data-align=\"left\">1.608<\/td><td class=\"has-text-align-left\" data-align=\"left\">1.013<\/td><td class=\"has-text-align-left\" data-align=\"left\">6,732<\/td><td class=\"has-text-align-left\" data-align=\"left\" rowspan=\"2\">10.1<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Ethinyl Estradiol<\/td><td class=\"has-text-align-left\" data-align=\"left\">4.889<\/td><td class=\"has-text-align-left\" data-align=\"left\">1,860,659<\/td><td class=\"has-text-align-left\" data-align=\"left\">223,879<\/td><td class=\"has-text-align-left\" data-align=\"left\">1.311<\/td><td class=\"has-text-align-left\" data-align=\"left\">1.217<\/td><td class=\"has-text-align-left\" data-align=\"left\">2.217<\/td><td class=\"has-text-align-left\" data-align=\"left\">8,575<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\" rowspan=\"2\"><strong>\u4ed6\u793eB<\/strong><\/td><td class=\"has-text-align-left\" data-align=\"left\">Ethylparaben<\/td><td class=\"has-text-align-left\" data-align=\"left\">2.873<\/td><td class=\"has-text-align-left\" data-align=\"left\">1,426,068<\/td><td class=\"has-text-align-left\" data-align=\"left\">319,850<\/td><td class=\"has-text-align-left\" data-align=\"left\">1.143<\/td><td class=\"has-text-align-left\" data-align=\"left\">1.124<\/td><td class=\"has-text-align-left\" data-align=\"left\">0.866<\/td><td class=\"has-text-align-left\" data-align=\"left\">9,706<\/td><td class=\"has-text-align-left\" data-align=\"left\" rowspan=\"2\">9.9<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Ethinyl Estradiol<\/td><td class=\"has-text-align-left\" data-align=\"left\">4.307<\/td><td class=\"has-text-align-left\" data-align=\"left\">1,867,049<\/td><td class=\"has-text-align-left\" data-align=\"left\">287,414<\/td><td class=\"has-text-align-left\" data-align=\"left\">1.064<\/td><td class=\"has-text-align-left\" data-align=\"left\">1.057<\/td><td class=\"has-text-align-left\" data-align=\"left\">1.797<\/td><td class=\"has-text-align-left\" data-align=\"left\">10,031<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\" rowspan=\"2\"><strong>\u4ed6\u793eC<\/strong><\/td><td class=\"has-text-align-left\" data-align=\"left\">Ethylparaben<\/td><td class=\"has-text-align-left\" data-align=\"left\">2.763<\/td><td class=\"has-text-align-left\" data-align=\"left\">1,413,099<\/td><td class=\"has-text-align-left\" data-align=\"left\">315,080<\/td><td class=\"has-text-align-left\" data-align=\"left\">1.262<\/td><td class=\"has-text-align-left\" data-align=\"left\">1.217<\/td><td class=\"has-text-align-left\" data-align=\"left\">0.932<\/td><td class=\"has-text-align-left\" data-align=\"left\">8,643<\/td><td class=\"has-text-align-left\" data-align=\"left\" rowspan=\"2\">11.9<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Ethinyl Estradiol<\/td><td class=\"has-text-align-left\" data-align=\"left\">4.580<\/td><td class=\"has-text-align-left\" data-align=\"left\">1,868,724<\/td><td class=\"has-text-align-left\" data-align=\"left\">270,662<\/td><td class=\"has-text-align-left\" data-align=\"left\">1.143<\/td><td class=\"has-text-align-left\" data-align=\"left\">1.122<\/td><td class=\"has-text-align-left\" data-align=\"left\">2.203<\/td><td class=\"has-text-align-left\" data-align=\"left\">9,700<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\" rowspan=\"2\"><strong>\u4ed6\u793eD<\/strong><\/td><td class=\"has-text-align-left\" data-align=\"left\">Ethylparaben<\/td><td class=\"has-text-align-left\" data-align=\"left\">3.157<\/td><td class=\"has-text-align-left\" data-align=\"left\">2,939,187<\/td><td class=\"has-text-align-left\" data-align=\"left\">357,541<\/td><td class=\"has-text-align-left\" data-align=\"left\">1.159<\/td><td class=\"has-text-align-left\" data-align=\"left\">0.965<\/td><td class=\"has-text-align-left\" data-align=\"left\">1.084<\/td><td class=\"has-text-align-left\" data-align=\"left\">4,478<\/td><td class=\"has-text-align-left\" data-align=\"left\" rowspan=\"2\">12.2<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Ethinyl Estradiol<\/td><td class=\"has-text-align-left\" data-align=\"left\">5.816<\/td><td class=\"has-text-align-left\" data-align=\"left\">1,771,785<\/td><td class=\"has-text-align-left\" data-align=\"left\">182,056<\/td><td class=\"has-text-align-left\" data-align=\"left\">1.301<\/td><td class=\"has-text-align-left\" data-align=\"left\">1.232<\/td><td class=\"has-text-align-left\" data-align=\"left\">2.839<\/td><td class=\"has-text-align-left\" data-align=\"left\">8,954<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\" rowspan=\"2\"><strong>\u4ed6\u793eE<\/strong><\/td><td class=\"has-text-align-left\" data-align=\"left\">Ethylparaben<\/td><td class=\"has-text-align-left\" data-align=\"left\">3.873<\/td><td class=\"has-text-align-left\" data-align=\"left\">1,498,446<\/td><td class=\"has-text-align-left\" data-align=\"left\">244,642<\/td><td class=\"has-text-align-left\" data-align=\"left\">1.172<\/td><td class=\"has-text-align-left\" data-align=\"left\">1.134<\/td><td class=\"has-text-align-left\" data-align=\"left\">1.221<\/td><td class=\"has-text-align-left\" data-align=\"left\">9,348<\/td><td class=\"has-text-align-left\" data-align=\"left\" rowspan=\"2\">13.7<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Ethinyl Estradiol<\/td><td class=\"has-text-align-left\" data-align=\"left\">6.839<\/td><td class=\"has-text-align-left\" data-align=\"left\">1,781,453<\/td><td class=\"has-text-align-left\" data-align=\"left\">174,955<\/td><td class=\"has-text-align-left\" data-align=\"left\">1.080<\/td><td class=\"has-text-align-left\" data-align=\"left\">1.063<\/td><td class=\"has-text-align-left\" data-align=\"left\">2.921<\/td><td class=\"has-text-align-left\" data-align=\"left\">9,963<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n<div class=\"wp-block-custom-chromatogram-article-top\"><div class=\"chromatogram-article-placeholder\"><div class=\"figure-heading\"><strong>\u56f3 4:<\/strong>\u00a0\u5353\u8d8a\u3057\u305f\u30af\u30ed\u30de\u30c8\u30b0\u30e9\u30d5\u30a3\u30fc\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306a\u3089Roc LC \u30ab\u30e9\u30e0\u306b\u304a\u4efb\u305b\u304f\u3060\u3055\u3044\u3002<\/div><div class='chromatogram-article-inner-full'><div class=\"chromatogram-article-inner\">\n\n<p><strong>Roc&nbsp;HPLC Column<\/strong><\/p>\n\n\n<div class=\"wp-block-custom-chromatogram-article\"><div class=\"wp-block-custom-chromatogram-article\"><div class=\"chromatogram-image wide-image\"><img decoding=\"async\" src=\"https:\/\/ez.restek.com\/images\/cgram\/lc_ex0518.png\" alt=\"Ethinyl Estradiol on Roc C18 - USP Method\" title=\"-\"><\/div><p class=\"article-id\" style=\"text-align:center\"> LC_EX0518<\/p><div class=\"chromatogram-peaks\"><h4>Peaks<\/h4><table class=\"peaks col-lg-6 col-12\">\n<thead><tr><th><\/th><th style=\"text-align: left;width: 75px\">Peaks<\/th><th style=\"text-align: center;width: 75px\">t<sub>R<\/sub> (min)<\/th><th style=\"text-align: center;width: 75px\">Conc.<br \/>(\u00b5g\/mL)<\/th><\/tr><\/thead>\n<tbody><tr><td class=\"num\">1.<\/td><td class=\"cmpd\"><a class=\"cmpd_link\" title=\"View compound information for Ethylparaben\" href=\"https:\/\/ez.restek.com\/compound\/view\/en\/120-47-8\/Ethylparaben\" target=\"_blank\" rel=\"noopener\">Ethylparaben<\/a><\/td><td class=\"oth\">3.252<\/td><td class=\"oth\">50<\/td><\/tr>\n<tr><td class=\"num\">2.<\/td><td class=\"cmpd\"><a class=\"cmpd_link\" title=\"View compound information for Ethinyl estradiol\" href=\"https:\/\/ez.restek.com\/compound\/view\/en\/57-63-6\/Ethinyl estradiol\" target=\"_blank\" rel=\"noopener\">Ethinyl estradiol<\/a><\/td><td class=\"oth\">5.410<\/td><td class=\"oth\">200<\/td><\/tr>\n<\/tbody><\/table><\/div><div class=\"chromatogram-pdf-link\"><a href=\"https:\/\/ez.restek.com\/images\/cgram\/lc_ex0518.pdf\" target=\"_blank\" rel=\"noopener noreferrer\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewBox=\"0 0 18 18\"><g data-name=\"Group 2996\"><path data-name=\"Rectangle 1246\" d=\"M0 0h18v18H0z\" style=\"fill: none;\"><\/path><\/g><g data-name=\"Group 2997\"><path data-name=\"Path 729\" d=\"M13.412 11.4v2.017H5.345V11.4H4v2.017a1.349 1.349 0 0 0 1.345 1.345h8.068a1.349 1.349 0 0 0 1.345-1.345V11.4zm-.672-2.694-.948-.948-1.741 1.735V4H8.706v5.493L6.965 7.758l-.948.948 3.361 3.361z\" transform=\"translate(-.437 -.414)\" style=\"fill: rgb(13, 123, 196);\"><\/path><\/g><\/svg>Download PDF<\/a><\/div><\/div><\/div>\n\n\n<p><strong>Vendor A<\/strong><\/p>\n\n\n<div class=\"wp-block-custom-chromatogram-article\"><div class=\"wp-block-custom-chromatogram-article\"><div class=\"chromatogram-image wide-image\"><img decoding=\"async\" src=\"https:\/\/ez.restek.com\/images\/cgram\/lc_ex0521.png\" alt=\"Ethinyl Estradiol on Vendor A C18 - USP Method\" title=\"-\"><\/div><p class=\"article-id\" style=\"text-align:center\"> LC_EX0521<\/p><div class=\"chromatogram-peaks\"><h4>Peaks<\/h4><table class=\"peaks col-lg-6 col-12\">\n<thead><tr><th><\/th><th style=\"text-align: left;width: 75px\">Peaks<\/th><th style=\"text-align: center;width: 75px\">t<sub>R<\/sub> (min)<\/th><th style=\"text-align: center;width: 75px\">Conc.<br \/>(\u00b5g\/mL)<\/th><\/tr><\/thead>\n<tbody><tr><td class=\"num\">1.<\/td><td class=\"cmpd\"><a class=\"cmpd_link\" title=\"View compound information for Ethylparaben\" href=\"https:\/\/ez.restek.com\/compound\/view\/en\/120-47-8\/Ethylparaben\" target=\"_blank\" rel=\"noopener\">Ethylparaben<\/a><\/td><td class=\"oth\">3.060<\/td><td class=\"oth\">50<\/td><\/tr>\n<tr><td class=\"num\">2.<\/td><td class=\"cmpd\"><a class=\"cmpd_link\" title=\"View compound information for Ethinyl estradiol\" href=\"https:\/\/ez.restek.com\/compound\/view\/en\/57-63-6\/Ethinyl estradiol\" target=\"_blank\" rel=\"noopener\">Ethinyl estradiol<\/a><\/td><td class=\"oth\">4.889<\/td><td class=\"oth\">200<\/td><\/tr>\n<\/tbody><\/table><\/div><div class=\"chromatogram-pdf-link\"><a href=\"https:\/\/ez.restek.com\/images\/cgram\/lc_ex0521.pdf\" target=\"_blank\" rel=\"noopener noreferrer\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewBox=\"0 0 18 18\"><g data-name=\"Group 2996\"><path data-name=\"Rectangle 1246\" d=\"M0 0h18v18H0z\" style=\"fill: none;\"><\/path><\/g><g data-name=\"Group 2997\"><path data-name=\"Path 729\" d=\"M13.412 11.4v2.017H5.345V11.4H4v2.017a1.349 1.349 0 0 0 1.345 1.345h8.068a1.349 1.349 0 0 0 1.345-1.345V11.4zm-.672-2.694-.948-.948-1.741 1.735V4H8.706v5.493L6.965 7.758l-.948.948 3.361 3.361z\" transform=\"translate(-.437 -.414)\" style=\"fill: rgb(13, 123, 196);\"><\/path><\/g><\/svg>Download PDF<\/a><\/div><\/div><\/div>\n\n\n<p><strong>Vendor B<\/strong><\/p>\n\n\n<div class=\"wp-block-custom-chromatogram-article\"><div class=\"wp-block-custom-chromatogram-article\"><div class=\"chromatogram-image wide-image\"><img decoding=\"async\" src=\"https:\/\/ez.restek.com\/images\/cgram\/lc_ex0520.png\" alt=\"Ethinyl Estradiol on Vendor B C18 - USP Method\" title=\"-\"><\/div><p class=\"article-id\" style=\"text-align:center\"> LC_EX0520<\/p><div class=\"chromatogram-peaks\"><h4>Peaks<\/h4><table class=\"peaks col-lg-6 col-12\">\n<thead><tr><th><\/th><th style=\"text-align: left;width: 75px\">Peaks<\/th><th style=\"text-align: center;width: 75px\">t<sub>R<\/sub> (min)<\/th><th style=\"text-align: center;width: 75px\">Conc.<br \/>(\u00b5g\/mL)<\/th><\/tr><\/thead>\n<tbody><tr><td class=\"num\">1.<\/td><td class=\"cmpd\"><a class=\"cmpd_link\" title=\"View compound information for Ethylparaben\" href=\"https:\/\/ez.restek.com\/compound\/view\/en\/120-47-8\/Ethylparaben\" target=\"_blank\" rel=\"noopener\">Ethylparaben<\/a><\/td><td class=\"oth\">2.873<\/td><td class=\"oth\">50<\/td><\/tr>\n<tr><td class=\"num\">2.<\/td><td class=\"cmpd\"><a class=\"cmpd_link\" title=\"View compound information for Ethinyl estradiol\" href=\"https:\/\/ez.restek.com\/compound\/view\/en\/57-63-6\/Ethinyl estradiol\" target=\"_blank\" rel=\"noopener\">Ethinyl estradiol<\/a><\/td><td class=\"oth\">4.307<\/td><td class=\"oth\">200<\/td><\/tr>\n<\/tbody><\/table><\/div><div class=\"chromatogram-pdf-link\"><a href=\"https:\/\/ez.restek.com\/images\/cgram\/lc_ex0520.pdf\" target=\"_blank\" rel=\"noopener noreferrer\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewBox=\"0 0 18 18\"><g data-name=\"Group 2996\"><path data-name=\"Rectangle 1246\" d=\"M0 0h18v18H0z\" style=\"fill: none;\"><\/path><\/g><g data-name=\"Group 2997\"><path data-name=\"Path 729\" d=\"M13.412 11.4v2.017H5.345V11.4H4v2.017a1.349 1.349 0 0 0 1.345 1.345h8.068a1.349 1.349 0 0 0 1.345-1.345V11.4zm-.672-2.694-.948-.948-1.741 1.735V4H8.706v5.493L6.965 7.758l-.948.948 3.361 3.361z\" transform=\"translate(-.437 -.414)\" style=\"fill: rgb(13, 123, 196);\"><\/path><\/g><\/svg>Download PDF<\/a><\/div><\/div><\/div>\n\n\n<p><strong>Vendor C<\/strong><\/p>\n\n\n<div class=\"wp-block-custom-chromatogram-article\"><div class=\"wp-block-custom-chromatogram-article\"><div class=\"chromatogram-image wide-image\"><img decoding=\"async\" src=\"https:\/\/ez.restek.com\/images\/cgram\/lc_ex0519.png\" alt=\"Ethinyl Estradiol on Vendor C C18 - USP Method\" title=\"-\"><\/div><p class=\"article-id\" style=\"text-align:center\"> LC_EX0519<\/p><div class=\"chromatogram-peaks\"><h4>Peaks<\/h4><table class=\"peaks col-lg-6 col-12\">\n<thead><tr><th><\/th><th style=\"text-align: left;width: 75px\">Peaks<\/th><th style=\"text-align: center;width: 75px\">t<sub>R<\/sub> (min)<\/th><th style=\"text-align: center;width: 75px\">Conc.<br \/>(\u00b5g\/mL)<\/th><\/tr><\/thead>\n<tbody><tr><td class=\"num\">1.<\/td><td class=\"cmpd\"><a class=\"cmpd_link\" title=\"View compound information for Ethylparaben\" href=\"https:\/\/ez.restek.com\/compound\/view\/en\/120-47-8\/Ethylparaben\" target=\"_blank\" rel=\"noopener\">Ethylparaben<\/a><\/td><td class=\"oth\">2.763<\/td><td class=\"oth\">50<\/td><\/tr>\n<tr><td class=\"num\">2.<\/td><td class=\"cmpd\"><a class=\"cmpd_link\" title=\"View compound information for Ethinyl estradiol\" href=\"https:\/\/ez.restek.com\/compound\/view\/en\/57-63-6\/Ethinyl estradiol\" target=\"_blank\" rel=\"noopener\">Ethinyl estradiol<\/a><\/td><td class=\"oth\">4.580<\/td><td class=\"oth\">200<\/td><\/tr>\n<\/tbody><\/table><\/div><div class=\"chromatogram-pdf-link\"><a href=\"https:\/\/ez.restek.com\/images\/cgram\/lc_ex0519.pdf\" target=\"_blank\" rel=\"noopener noreferrer\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewBox=\"0 0 18 18\"><g data-name=\"Group 2996\"><path data-name=\"Rectangle 1246\" d=\"M0 0h18v18H0z\" style=\"fill: none;\"><\/path><\/g><g data-name=\"Group 2997\"><path data-name=\"Path 729\" d=\"M13.412 11.4v2.017H5.345V11.4H4v2.017a1.349 1.349 0 0 0 1.345 1.345h8.068a1.349 1.349 0 0 0 1.345-1.345V11.4zm-.672-2.694-.948-.948-1.741 1.735V4H8.706v5.493L6.965 7.758l-.948.948 3.361 3.361z\" transform=\"translate(-.437 -.414)\" style=\"fill: rgb(13, 123, 196);\"><\/path><\/g><\/svg>Download PDF<\/a><\/div><\/div><\/div>\n\n\n<p><strong>Vendor D<\/strong><\/p>\n\n\n<div class=\"wp-block-custom-chromatogram-article\"><div class=\"wp-block-custom-chromatogram-article\"><div class=\"chromatogram-image wide-image\"><img decoding=\"async\" src=\"https:\/\/ez.restek.com\/images\/cgram\/lc_ex0522.png\" alt=\"Ethinyl Estradiol on Vendor D C18 - USP Method\" title=\"-\"><\/div><p class=\"article-id\" style=\"text-align:center\"> LC_EX0522<\/p><div class=\"chromatogram-peaks\"><h4>Peaks<\/h4><table class=\"peaks col-lg-6 col-12\">\n<thead><tr><th><\/th><th style=\"text-align: left;width: 75px\">Peaks<\/th><th style=\"text-align: center;width: 75px\">t<sub>R<\/sub> (min)<\/th><th style=\"text-align: center;width: 75px\">Conc.<br \/>(\u00b5g\/mL)<\/th><\/tr><\/thead>\n<tbody><tr><td class=\"num\">1.<\/td><td class=\"cmpd\"><a class=\"cmpd_link\" title=\"View compound information for Ethylparaben\" href=\"https:\/\/ez.restek.com\/compound\/view\/en\/120-47-8\/Ethylparaben\" target=\"_blank\" rel=\"noopener\">Ethylparaben<\/a><\/td><td class=\"oth\">3.157<\/td><td class=\"oth\">50<\/td><\/tr>\n<tr><td class=\"num\">2.<\/td><td class=\"cmpd\"><a class=\"cmpd_link\" title=\"View compound information for Ethinyl estradiol\" href=\"https:\/\/ez.restek.com\/compound\/view\/en\/57-63-6\/Ethinyl estradiol\" target=\"_blank\" rel=\"noopener\">Ethinyl estradiol<\/a><\/td><td class=\"oth\">5.816<\/td><td class=\"oth\">200<\/td><\/tr>\n<\/tbody><\/table><\/div><div class=\"chromatogram-pdf-link\"><a href=\"https:\/\/ez.restek.com\/images\/cgram\/lc_ex0522.pdf\" target=\"_blank\" rel=\"noopener noreferrer\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewBox=\"0 0 18 18\"><g data-name=\"Group 2996\"><path data-name=\"Rectangle 1246\" d=\"M0 0h18v18H0z\" style=\"fill: none;\"><\/path><\/g><g data-name=\"Group 2997\"><path data-name=\"Path 729\" d=\"M13.412 11.4v2.017H5.345V11.4H4v2.017a1.349 1.349 0 0 0 1.345 1.345h8.068a1.349 1.349 0 0 0 1.345-1.345V11.4zm-.672-2.694-.948-.948-1.741 1.735V4H8.706v5.493L6.965 7.758l-.948.948 3.361 3.361z\" transform=\"translate(-.437 -.414)\" style=\"fill: rgb(13, 123, 196);\"><\/path><\/g><\/svg>Download PDF<\/a><\/div><\/div><\/div>\n\n\n<p><strong>Vendor E<\/strong><\/p>\n\n\n<div class=\"wp-block-custom-chromatogram-article\"><div class=\"wp-block-custom-chromatogram-article\"><div class=\"chromatogram-image wide-image\"><img decoding=\"async\" src=\"https:\/\/ez.restek.com\/images\/cgram\/lc_ex0523.png\" alt=\"Ethinyl Estradiol on Vendor E C18 - USP Method\" title=\"-\"><\/div><p class=\"article-id\" style=\"text-align:center\"> LC_EX0523<\/p><div class=\"chromatogram-peaks\"><h4>Peaks<\/h4><table class=\"peaks col-lg-6 col-12\">\n<thead><tr><th><\/th><th style=\"text-align: left;width: 75px\">Peaks<\/th><th style=\"text-align: center;width: 75px\">t<sub>R<\/sub> (min)<\/th><th style=\"text-align: center;width: 75px\">Conc.<br \/>(\u00b5g\/mL)<\/th><\/tr><\/thead>\n<tbody><tr><td class=\"num\">1.<\/td><td class=\"cmpd\"><a class=\"cmpd_link\" title=\"View compound information for Ethylparaben\" href=\"https:\/\/ez.restek.com\/compound\/view\/en\/120-47-8\/Ethylparaben\" target=\"_blank\" rel=\"noopener\">Ethylparaben<\/a><\/td><td class=\"oth\">3.873<\/td><td class=\"oth\">50<\/td><\/tr>\n<tr><td class=\"num\">2.<\/td><td class=\"cmpd\"><a class=\"cmpd_link\" title=\"View compound information for Ethinyl estradiol\" href=\"https:\/\/ez.restek.com\/compound\/view\/en\/57-63-6\/Ethinyl estradiol\" target=\"_blank\" rel=\"noopener\">Ethinyl estradiol<\/a><\/td><td class=\"oth\">6.839<\/td><td class=\"oth\">200<\/td><\/tr>\n<\/tbody><\/table><\/div><div class=\"chromatogram-pdf-link\"><a href=\"https:\/\/ez.restek.com\/images\/cgram\/lc_ex0523.pdf\" target=\"_blank\" rel=\"noopener noreferrer\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewBox=\"0 0 18 18\"><g data-name=\"Group 2996\"><path data-name=\"Rectangle 1246\" d=\"M0 0h18v18H0z\" style=\"fill: none;\"><\/path><\/g><g data-name=\"Group 2997\"><path data-name=\"Path 729\" d=\"M13.412 11.4v2.017H5.345V11.4H4v2.017a1.349 1.349 0 0 0 1.345 1.345h8.068a1.349 1.349 0 0 0 1.345-1.345V11.4zm-.672-2.694-.948-.948-1.741 1.735V4H8.706v5.493L6.965 7.758l-.948.948 3.361 3.361z\" transform=\"translate(-.437 -.414)\" style=\"fill: rgb(13, 123, 196);\"><\/path><\/g><\/svg>Download PDF<\/a><\/div><\/div><\/div>\n<\/div><\/div><\/div>\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><strong><em>\u8868 I \u3068\u56f3 4\u306e\u30af\u30ed\u30de\u30c8\u30b0\u30e9\u30d5\u30a3\u30fc\u6761\u4ef6<\/em><\/strong><br>\u30ab\u30e9\u30e0\u306e\u56fa\u5b9a\u76f8\u306f\u5168\u3066C18 (5 \u00b5m, 150 x 4.6 mm)\u3002\u6761\u4ef6\u306f\u6b21\u306e\u901a\u308a\u3067\u3059\u3002 \u79fb\u52d5\u76f8: \u6c34:\u30a2\u30bb\u30c8\u30cb\u30c8\u30ea\u30eb (1:1); \u6d41\u91cf: 1 mL\/min; \u6ce8\u5165\u91cf: 25 \u00b5L; \u6a5f\u5668: UV\u691c\u51fa\u5668\u4ed8\u304dHPLC, 280 nm; \u30b5\u30f3\u30d7\u30eb: 200 \u00b5g\/mL ethinyl estradiol \u3068 50 \u00b5g\/mL ethylparaben\u3001\u6c34:\u30a2\u30bb\u30c8\u30cb\u30c8\u30ea\u30eb (1:1)\u6eb6\u6db2\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Restek\u306eRoc HPLC \u30ab\u30e9\u30e0\u3092\u4f7f\u7528\u3057\u3066\u3001\u5fc5\u8981\u306a\u3082\u306e\u3060\u3051\u3092\u5897\u3084\u3057\u3001\u4e0d\u8981\u306a\u3082\u306e\u3092\u6e1b\u3089\u3057\u307e\u3057\u3087\u3046\u3002<\/h3>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u5805\u5b9f\u6027\u3068\u4fe1\u983c\u6027\u3092\u5099\u3048\u305fRoc HPLC\u30ab\u30e9\u30e0\u304c\u3001\u3059\u3079\u3066\u306e\u30b3\u30f3\u30d9\u30f3\u30b7\u30e7\u30ca\u30ebHPLC\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u5fc5\u8981\u306a\u30d4\u30fc\u30af\u5f62\u72b6\u3001\u518d\u73fe\u6027\u3001\u9811\u5065\u6027\u305d\u3057\u3066\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>\n","protected":false},"author":11,"featured_media":26571,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_kad_blocks_custom_css":"","_kad_blocks_head_custom_js":"","_kad_blocks_body_custom_js":"","_kad_blocks_footer_custom_js":"","_kadence_starter_templates_imported_post":false,"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"footnotes":""},"categories":[7],"tags":[],"industries-application":[],"post-badge":[],"resource-type":[],"product-library":[2571,2553],"resource-technique":[2343],"ppma_author":[414],"class_list":["post-43815","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-articles","product-library-lc-columns-ja","product-library-liquid-chromatography-products-ja","resource-technique-liquid-chromatography-ja"],"acf":[],"taxonomy_info":{"category":[{"value":7,"label":"Articles"}],"product-library":[{"value":2571,"label":"LC \u30ab\u30e9\u30e0"},{"value":2553,"label":"\u6db2\u4f53\u30af\u30ed\u30de\u30c8\u30b0\u30e9\u30d5\u30a3\u30fc"}],"resource-technique":[{"value":2343,"label":"\u6db2\u4f53\u30af\u30ed\u30de\u30c8\u30b0\u30e9\u30d5\u30a3\u30fc"}]},"featured_image_src_large":["https:\/\/discover.restek.com\/wp-content\/uploads\/header-article-GNSS2332B-1024x485.jpg",1024,485,true],"author_info":{"display_name":"Restek Corporation","author_link":"https:\/\/discover.restek.com\/ja\/author\/restek-corporation\/"},"comment_info":0,"category_info":[{"term_id":7,"name":"Articles","slug":"articles","term_group":0,"term_taxonomy_id":7,"taxonomy":"category","description":"","parent":0,"count":469,"filter":"raw","cat_ID":7,"category_count":469,"category_description":"","cat_name":"Articles","category_nicename":"articles","category_parent":0}],"tag_info":false,"authors":[{"term_id":414,"user_id":11,"is_guest":0,"slug":"restek-corporation","display_name":"Restek Corporation","avatar_url":{"url":"https:\/\/discover.restek.com\/wp-content\/uploads\/Restek_Favicon_300x300.jpg","url2x":"https:\/\/discover.restek.com\/wp-content\/uploads\/Restek_Favicon_300x300.jpg"},"0":null,"1":"","2":"","3":"","4":"","5":"","6":"","7":"","8":""}],"_links":{"self":[{"href":"https:\/\/discover.restek.com\/ja\/wp-json\/wp\/v2\/posts\/43815","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/discover.restek.com\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/discover.restek.com\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/discover.restek.com\/ja\/wp-json\/wp\/v2\/users\/11"}],"replies":[{"embeddable":true,"href":"https:\/\/discover.restek.com\/ja\/wp-json\/wp\/v2\/comments?post=43815"}],"version-history":[{"count":5,"href":"https:\/\/discover.restek.com\/ja\/wp-json\/wp\/v2\/posts\/43815\/revisions"}],"predecessor-version":[{"id":70733,"href":"https:\/\/discover.restek.com\/ja\/wp-json\/wp\/v2\/posts\/43815\/revisions\/70733"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/discover.restek.com\/ja\/wp-json\/wp\/v2\/media\/26571"}],"wp:attachment":[{"href":"https:\/\/discover.restek.com\/ja\/wp-json\/wp\/v2\/media?parent=43815"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/discover.restek.com\/ja\/wp-json\/wp\/v2\/categories?post=43815"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/discover.restek.com\/ja\/wp-json\/wp\/v2\/tags?post=43815"},{"taxonomy":"industries-application","embeddable":true,"href":"https:\/\/discover.restek.com\/ja\/wp-json\/wp\/v2\/industries-application?post=43815"},{"taxonomy":"post-badge","embeddable":true,"href":"https:\/\/discover.restek.com\/ja\/wp-json\/wp\/v2\/post-badge?post=43815"},{"taxonomy":"resource-type","embeddable":true,"href":"https:\/\/discover.restek.com\/ja\/wp-json\/wp\/v2\/resource-type?post=43815"},{"taxonomy":"product-library","embeddable":true,"href":"https:\/\/discover.restek.com\/ja\/wp-json\/wp\/v2\/product-library?post=43815"},{"taxonomy":"resource-technique","embeddable":true,"href":"https:\/\/discover.restek.com\/ja\/wp-json\/wp\/v2\/resource-technique?post=43815"},{"taxonomy":"author","embeddable":true,"href":"https:\/\/discover.restek.com\/ja\/wp-json\/wp\/v2\/ppma_author?post=43815"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}