半挥发性化合物检测限的提升研究

19 Jan 2026

Erica Pack, PhD

Chris English

Ramkumar Dhandapani, PhD

Colton Myers

EVAN5255-CN Download

Products Mentioned

Catalog No. 17323

RMX-5Sil MS GC Capillary Column, 30 m, 0.25 mm ID, 0.25 µm

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Catalog No. 23267

Topaz, Precision Inlet Liner, 4.0 mm x 6.3 x 78.5, for Thermo TRACE 1300/1310, 1600/1610 GCs w/SSL Inlets, Quartz Wool, Premium Deactivation, 5-pk.

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Catalog No. 28500

Restek Electronic Leak Detector

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Catalog No. 31618

8270 Calibration Mix #1, 2000 µg/mL, Methylene Chloride, 1 mL/ampul

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Catalog No. 31619

8270 Calibration Mix #2, 2000 µg/mL, Methylene Chloride:Methanol (85:15), 1 mL/ampul

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Catalog No. 31615

GC-MS Tuning Mix, 1000 µg/mL, Methylene Chloride, 1 mL/ampul

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Catalog No. 31995

8270 Calibration Mix #5, Revised, 2000 µg/mL ea. in Methylene Chloride, 1 mL/ampul

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Catalog No. 31025

Acid Surrogate Mix (4/89 SOW), 2000 µg/mL, Methanol, 1 mL/ampul

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Catalog No. 31024

Base Neutral Surrogate Mix (4/89 SOW), 1000 µg/mL, Methylene Chloride, 1 mL/ampul

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Catalog No. 31886

Revised SV Internal Standard Mix, 4000 µg/mL, Methylene Chloride, 1 mL/ampul

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Authors

Erica Pack, PhD

Erica is an interdisciplinary GC applications and technologies scientist at Restek. She obtained her bachelor's degree in forensic biology from The Pennsylvania State University, and her doctorate from Virginia Tech in plant pathology, physiology, and weed science. Since joining Restek in 2021, she has worked with a wide variety of GC columns, including fused silica, MXT, PLOT, and packed columns as well as accessories, such as liners, valves, and methanizers.
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Chris English

Since 2004, Chris has managed a team of chemists in Restek's innovations laboratory who perform new product testing, method development, and applications work. Before taking the reins of our lab, he spent seven years as an environmental chemist and was critical to the development of Restek’s current line of volatile GC columns. Prior to joining Restek, he operated a variety of gas chromatographic detectors conducting method development and sample analysis. Chris holds a BS in environmental science from Saint Michael's College.
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Ramkumar Dhandapani, PhD

Dr. Ramkumar Dhandapani is a seasoned analytical chemist with over 23 years of experience in the chromatography industry and a Ph.D. in analytical chemistry. During his career, he has specialized in method development, validation, and the troubleshooting of chromatography methods. He has developed numerous regulatory-compliant methods across diverse sectors, including environmental analysis, food quality and safety, pharmaceutical, fuels, and chemical industries. Currently, Dr. Dhandapani is the Director of Product Management at Restek, he is keen on innovation in chromatography and scaling breakthrough innovations to market as commercial products.
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Colton Myers

Colton Myers is the R&D manager for sample preparation at Restek Corporation with over 10 years of experience in product development and application innovation, particularly in solid phase microextraction (SPME) and volatile analysis. He has made contributions across various industries, authoring multiple peer-reviewed publications. Starting his career in quality control before transitioning to the GC Innovations team, Colton now leads a team dedicated to advancing sample preparation and collection technologies. He holds a BS in chemistry from Juniata College.
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