April 19, 2023
A novel liquid chromatography–tandem mass spectrometry (LC–MS/MS) method with a dual electrospray ionization (ESI) and atmospheric pressure chemical ionization (APCI) source was developed for analyzing 102 pesticides and five mycotoxins that are regulated by the state of Colorado in hemp.
June 21, 2021
A systematic literature review to identify and compare analytical methods used for the determination of cannabinoids in different matrices using LC-based systems.
April 16, 2021
A deeper look into the chemistry, physics, and methodology of HPLC methods.
February 05, 2021
From simple separations to detailed wavelength analysis, we examine the important concepts and techniques needed to make liquid chromatography work its best in the laboratory.
September 24, 2020
A rapid LC–MS/MS method is presented for the quantitative analysis of 16 cannabinoids in hemp samples with a single dilution protocol.
October 25, 2019
A study using LC-qTOF, GCqTOF, and GC–MS/MS to evaluate the selectivity of a model pesticide commonly found in regulatory target lists.
June 14, 2019
Better, accurate and more reliable analytical testing is needed in the industry. The author discusses one such method that goes well beyond the current contaminant testing done today in most laboratories.
June 13, 2019
Some hemp-based products are mislabeled regarding their level of CBD. The authors explain why and how that happens.
September 21, 2018
How two different LC–MS/MS methods with ESI and APCI were used for low-level analysis of 72 pesticides
August 06, 2018