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CannabisFeaturedGas Chromatography (GC)Ramkumar Dhandapani, Ph.D.- Gas Chromatography Technical Manager

Cannabis GC-FID Method Development

December 13, 2018December 13, 2018 Science UnfilteredLeave a comment

GC-FID

Explore our newest method development application focusing on the determination of residual solvents and terpenes in cannabis by GC-FID. Below is a snippet from our recently published technical note by Continue Reading

Tagged Analytes,Cannabis,cannabis testing,Gas Chromatography,Gas Chromatography (GC),GC,GC Column,GC Columns,GC-FID,Method Development,method optimization,phenyl phases,residual solvents,terpenes,USP,USP 467,USP Monographs,ZB Plus,ZB-624plus,ZB-FAME

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What is USP Chapter 621?

June 28, 2017November 28, 2017 Science Unfiltered6 Comments

The United States Pharmacopeia (USP) has defined the limits of “allowable adjustments” in USP General Chapter <621>, where revalidation is required if adjustment limits are exceeded. Even though this chapter Continue Reading

Tagged guard columns,Pharmaceutical,Pharmacopeia,system suitability,USP,USP 621

Food / BeverageLiquid Chromatography (LC)Our CompanyPharma / BiopharmaUncategorized

Recap: SoCal Dietary Supplements Chromatography Forum

August 25, 2016September 1, 2016 Science UnfilteredLeave a comment

Last month, Phenomenex hosted the SoCal Dietary Supplements Chromatography Forum—an all-day assembly co-sponsored by Alkemist Laboratories and US Pharmacopeia (USP) to discuss “the need and approach to modernizing USP dietary supplement monographs,” particularly those based upon chromatography.

Tagged A Modern Approach to Compendial Testing for Dietary Products,Advancements in Chromatography for Dietary Supplements,Alkemist,Alkemist Laboratories,Allowable Adjustments to USP Methods,Analytical Chemistry,Analytical Science,Anton Bzhelyansky,Beverage,Boswellia,Carotenoids,Chemistry,Chondroitin,Chromatogram,Chromatographer,Chromatographers,Chromatography,Column,Column Chromatography,Columns,Compendial,Compendial Testing,Dietary,Dietary Fiber,Dietary Products,Dietary Supplement,Dietary Supplement Monographs,Dietary Supplements,Fatty Acid,Food,Food Safety,Food Testing,High Performance Liquid Chromatography,High Pressure Liquid Chromatography,HPLC Column,Liquid Chromatography (LC),Macronutrients,Method,Methods,Modernization,Monograph,Monographs,Multivitamins,Pharmacopeia,Phenomenex,Sample,Samples,Science,Separation Sciences,SoCal Dietary Supplements Chromatography Forum,Spectrographic,Spectrophotometry,Standards,Supplements,Testing,Titration,US Pharmacopeia,USP,USP Monograph,USP Monographs,Validation,Vitamins,Webinar

Liquid Chromatography (LC)Pharma / BiopharmaScience NewsUncategorized

Allowable Adjustments to Pharmacopoeia Methods: Simplified Version

January 8, 2016August 16, 2017 Science UnfilteredLeave a comment

Effective August 2014, the United States Pharmacopoeia and the National Formulary published the latest revision to General Chapter on Chromatography that further clarifies what “allowable adjustments” can be made to USP methods without having to revalidate these methods.

Tagged Allowable Adjustment,Allowable Adjustments,Chromatogram,Chromatograms,Chromatographer,Chromatographers,Chromatography,Drug,Drugs,EP,European Pharmacopoeia,Generic Drug,Generic Drugs,Liquid Chromatography (LC),Monograph,Monographs,National Formulary,NF,Pharmacopoeia,Phenomenex,The National Formulary,The United States Pharmacopoeia,UHPLC,United States Pharmacopoeia,USP

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