{"id":43905,"date":"2020-10-26T00:00:00","date_gmt":"2020-10-26T00:00:00","guid":{"rendered":"https:\/\/discover.restek.com\/uncategorized\/packed-column-usp-phase-and-support-cross-reference-chart\/"},"modified":"2025-11-11T19:15:24","modified_gmt":"2025-11-11T19:15:24","slug":"packed-column-usp-phase-and-support-cross-reference-chart","status":"publish","type":"post","link":"https:\/\/discover.restek.com\/ja\/articles-zh\/phot3287\/packed-column-usp-phase-and-support-cross-reference-chart","title":{"rendered":"Packed Column USP Phase and Support Cross-Reference Chart"},"content":{"rendered":"\n

Table I:<\/strong>  Cross-reference a non-Restek packed column phase or support to an equivalent Restek packed column phase or support.<\/p>\n\n\n\n

LIQUID PHASES<\/strong><\/td>USP Nomenclature<\/strong><\/td>Restek Equivalent<\/strong><\/td>Notes<\/strong><\/td><\/tr>
Dimethyl polysiloxane oil<\/td>G1<\/td>Rtx-1, Rt-2100, OV-101<\/td> <\/td><\/tr>
100% Dimethylpolysiloxane gum, polydimethylsiloxane, or polymethylsiloxane<\/td>G2<\/td>  Rtx-1, OV-1  <\/td> <\/td><\/tr>
50% Phenyl-50% methylpolysiloxane<\/td>G3<\/td>Rt-2250, OV-17<\/td> <\/td><\/tr>
DEGS<\/td>G4<\/td>DEGS<\/td>Diethylene glycol succinate polyester<\/td><\/tr>
3-Cyanopropylpolysiloxane<\/td>G5<\/td>Rt-2340<\/td> <\/td><\/tr>
Trifluoropropylmethylpolysiloxane<\/td>G6<\/td>Rt-2401<\/td> <\/td><\/tr>
50% 3-Cyanopropyl-50% phenylmethylsilicone<\/td>G7<\/td>Rt-2300<\/td> <\/td><\/tr>
Methylvinylpolysiloxane<\/td>G9<\/td>Rtx-1<\/td> <\/td><\/tr>
Phenyldiethanolamine succinate polyester<\/td>G12<\/td>Phenyldiethanolamine succinate polyester<\/td> <\/td><\/tr>
D-Sorbitol<\/td>G13<\/td>Sorbitol<\/td>Same properties without binding.<\/td><\/tr>
Polyethylene glycol (avg. mol. wt. of 950 to 1050) or PEG 1000<\/td>G14<\/td>Carbowax 1000 (CW-1000) g\/mole<\/td> <\/td><\/tr>
Macrogol 20000 or PEG 20M<\/td>G16<\/td>Carbowax 20M (CW-20M) g\/mole; Stabilwax<\/td>Polyethylene glycol compound (avg. mol. wt. about 15,000). A high molecular weight compound of polyethylene glycol with a diepoxide linker.<\/td><\/tr>
25% Phenyl-25% cyanopropyl-50% methylsilicone or p\/p poli (cyano-propyl)(methyl)(phenyl)(methyl) siloxane<\/td>G19<\/td>OV-225<\/td> <\/td><\/tr>
Polyethylene glycol (avg. mol. wt. of 380 to 420)<\/td>G20<\/td>Carbowax 400 (CW-400) g\/mole<\/td> <\/td><\/tr>
Diisodecyl phthalate<\/td>G24<\/td>Diisodecyl phthalate (DIDP)<\/td> <\/td><\/tr>
Polyethylene glycol compound TPA. A high molecular weight compound of a polyethylene glycol and a diepoxide that is esterified with terephthalic acid.<\/td>G25<\/td>Carbowax 20 TPA (CW-20MTPA) g\/mole<\/td> <\/td><\/tr>
25% 2-Cyanoethyl-75% methylpolysiloxane<\/td>G26<\/td>XE-60<\/td> <\/td><\/tr>
5% Phenyl-95% methylpolysiloxane<\/td>G27<\/td>Rtx-5, SE-52<\/td> <\/td><\/tr>
25% Phenyl-75% methylpolysiloxane<\/td>G28<\/td>DC 550<\/td> <\/td><\/tr>
CO880 or nonylphenoxypoly(ethyleneoxy)ethanol (avg. ethyleneoxy chain length is 30); nonoxynol 30.<\/td>G31<\/td>IGEPAL-CO 880<\/td> <\/td><\/tr>
AT-1000 or a high molecular weight compound of a polyethylene glycol and a diepoxide that is esterified with nitroterephthalic acid.<\/td>G35<\/td>Rt-1000<\/td> <\/td><\/tr>
1% vinyl-5% phenylmethylpolysiloxane<\/td>G36<\/td>Rtx-5, SE-54<\/td> <\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n
<\/div>\n\n\n\n
SOLID SUPPORTS<\/strong><\/td>USP<\/strong><\/td>Restek Equivalent<\/strong><\/td>Notes<\/strong><\/td><\/tr>
Siliceous earth flux calcined, acid washed and water washed until neutral<\/td>S1A<\/td>Silcoport-W, DiatoSorb-WAW, DiatoSorb-WHP<\/td> <\/td><\/tr>
A support prepared from crushed firebrick and calcined or burned with a clay binder above 900 \u00b0C with subsequent acid wash. It may be silanized.<\/td>S1C<\/td>Chromosorb PAW, Chromosorb PAW DMDCS<\/td> <\/td><\/tr>
A support prepared from crushed firebrick and calcined or burned with a clay binder above 900 \u00b0C, not acid washed. It may be silanized.<\/td>S1D<\/td>Chromosorb PNAW<\/td> <\/td><\/tr>
Untreated siliceous earth<\/td>S1NS<\/td>DiatoSorb-WNAW<\/td> <\/td><\/tr>
Styrene-divinylbenzene co-polymer having a nominal surface area of less than 50 m2<\/sup> per gram and an average pore size of 0.3 to 0.4 \u03bcm<\/td>S2<\/td>Chromosorb 101<\/td> <\/td><\/tr>
Ethyl vinylbenzene-divinylbenzene co-polymer having a nominal surface area of less than 500-600 m2<\/sup> per gram and an average pore size of 0.0075 \u03bcm<\/td>S3<\/td>HayeSep Q<\/td> <\/td><\/tr>
Styrene-divinylbenzene copolymer with aromatic -O and -N groups having a nominal surface area of 400 to 600 m2<\/sup>\/g and an average pore diameter of 0.0076 \u03bcm<\/td>S4<\/td>Porapak R<\/td> <\/td><\/tr>
High molecular weight tetrafluoroethylene polymer 40 to 60 mesh<\/td>S5<\/td>Chromosorb T 40\/60<\/td> <\/td><\/tr>
Styrene-divinylbenzene co-polymer having a nominal surface area of less than 250 – 300 m2<\/sup> per gram and an average pore size of 0.0091 \u03bcm<\/td>S6<\/td>HayeSep P<\/td> <\/td><\/tr>
Graphitized carbon having a nominal surface of 12 m2<\/sup> per gram<\/td>S7<\/td>CarboBlack C<\/td> <\/td><\/tr>
Copolymer of 4-vinylpyridine styrene-divinylbenzene<\/td>S8<\/td>HayeSep S<\/td> <\/td><\/tr>
Porous polymer based on 2,6-diphenyl-p-phenylene oxide<\/td>S9<\/td>Tenax TA<\/td> <\/td><\/tr>
Highly cross-linked co-polymer of acrylonitrile and divinylbenzene<\/td>S10<\/td>HayeSep C<\/td> <\/td><\/tr>
Graphitized carbon having a nominal surface of 100 m2<\/sup> per gram modified with small amounts of petrolatum and polyethylene glycol compound<\/td>S11<\/td>CarboBlack B 80\/120 3% Rt-1500<\/td> <\/td><\/tr>
Graphitized carbon having a nominal surface area of 100 m2<\/sup> per g<\/td>S12<\/td>CarboBlack B<\/td> <\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Our packed columns are prepared with SilcoSmooth tubing and stable bonded-phase technology resulting in a column with the inertness of glass and the strength of stainless steel. Learn more about our packed columns in this technical article<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"

Cross-reference a non-Restek packed column phase or support to an equivalent Restek packed column phase or support.<\/p>\n","protected":false},"author":11,"featured_media":0,"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":[786],"tags":[],"industries-application":[2200],"post-badge":[],"resource-type":[564],"product-library":[2444,2456],"resource-technique":[2316],"hf_cat_post":[650],"ppma_author":[414],"class_list":["post-43905","post","type-post","status-publish","format-standard","hentry","category-articles-zh","industries-application-industrie-clinique","resource-type-cross-reference","product-library-produits-pour-la-chromatographie-en-phase-gazeuse","product-library-colonnes-gc","resource-technique-chromatographie-en-phase-gazeuse-gc"],"acf":[],"taxonomy_info":{"category":[{"value":786,"label":"\u6587\u7ae0"}],"industries-application":[{"value":2200,"label":"Industrie clinique"}],"resource-type":[{"value":564,"label":"Cross Reference"}],"product-library":[{"value":2444,"label":"Produits pour la chromatographie en phase gazeuse"},{"value":2456,"label":"Colonnes GC"}],"resource-technique":[{"value":2316,"label":"Chromatographie en phase gazeuse (GC)"}]},"featured_image_src_large":false,"author_info":{"display_name":"Restek Corporation","author_link":"https:\/\/discover.restek.com\/ja\/author\/restek-corporation\/"},"comment_info":0,"category_info":[{"term_id":786,"name":"\u6587\u7ae0","slug":"articles-zh","term_group":0,"term_taxonomy_id":786,"taxonomy":"category","description":"","parent":0,"count":467,"filter":"raw","cat_ID":786,"category_count":467,"category_description":"","cat_name":"\u6587\u7ae0","category_nicename":"articles-zh","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\/43905","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=43905"}],"version-history":[{"count":5,"href":"https:\/\/discover.restek.com\/ja\/wp-json\/wp\/v2\/posts\/43905\/revisions"}],"predecessor-version":[{"id":69847,"href":"https:\/\/discover.restek.com\/ja\/wp-json\/wp\/v2\/posts\/43905\/revisions\/69847"}],"wp:attachment":[{"href":"https:\/\/discover.restek.com\/ja\/wp-json\/wp\/v2\/media?parent=43905"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/discover.restek.com\/ja\/wp-json\/wp\/v2\/categories?post=43905"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/discover.restek.com\/ja\/wp-json\/wp\/v2\/tags?post=43905"},{"taxonomy":"industries-application","embeddable":true,"href":"https:\/\/discover.restek.com\/ja\/wp-json\/wp\/v2\/industries-application?post=43905"},{"taxonomy":"post-badge","embeddable":true,"href":"https:\/\/discover.restek.com\/ja\/wp-json\/wp\/v2\/post-badge?post=43905"},{"taxonomy":"resource-type","embeddable":true,"href":"https:\/\/discover.restek.com\/ja\/wp-json\/wp\/v2\/resource-type?post=43905"},{"taxonomy":"product-library","embeddable":true,"href":"https:\/\/discover.restek.com\/ja\/wp-json\/wp\/v2\/product-library?post=43905"},{"taxonomy":"resource-technique","embeddable":true,"href":"https:\/\/discover.restek.com\/ja\/wp-json\/wp\/v2\/resource-technique?post=43905"},{"taxonomy":"hf_cat_post","embeddable":true,"href":"https:\/\/discover.restek.com\/ja\/wp-json\/wp\/v2\/hf_cat_post?post=43905"},{"taxonomy":"author","embeddable":true,"href":"https:\/\/discover.restek.com\/ja\/wp-json\/wp\/v2\/ppma_author?post=43905"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}