Jeff Tries Cannabis Part 2: HPLC Method Development

Blog 2: Effect of Different Mobile Phase Modifiers. Guest Author: Jeff Layne Welcome back to my series on method development for potency testing of naturally-occurring cannabinoids. In the previous article, I had done preliminary gradient screening of our 12 cannabinoids using a 100 x 4.6 mm Kinetex® C18 column and a series of water, acetonitrile,…

Testing for potency in Marijuana

Jeff Tries Cannabis: HPLC Method Development

Blog 1. Initial HPLC Gradient Screening for Potency Testing by LC-UV. Guest Author: Jeff Layne Hello everyone and welcome to the first of what I hope will be a series of articles on the topic of HPLC method development for cannabis-related analyses. My name is Jeff Layne, and I am head of the Product Management team…

What Are PFAS? Environment and drinking water

What are Polyfluorinated Alkyl Substances (PFASs), are they Harmful?

Guest Author: Allen Misa Food safety issues and environmental contamination concerns are treated much differently based on the laws that govern them. Government agencies such as, the Food and Drug Administration (FDA), United States Department of Agriculture (USDA), and Environmental Protection Agency (EPA), administer these laws that are created at various times and purposes. These…

Top 10 Remaining Analytical Chemistry Events of 2017

With Pittcon, MSACL, and many other excellent events already behind us, be sure not to miss out on these upcoming conferences! Curious where you will find Phenomenex at these conferences? See our Events Page for all the information such as booth number, speaker times and topics, technical posters, and fun give-a-way opportunities! We can’t wait…