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© 2021 MJH Life Sciences and Cannabis Science and Technology . All rights reserved.
© 2021 MJH Life Sciences™ , Cannabis Science and Technology . All rights reserved.
March 05, 2021
This work describes an inductively coupled plasma-mass spectrometry method for the analysis of various heavy metals in cannabis sativa plant material.
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.
December 08, 2020
This article takes a look at the major atomic spectroscopy techniques and compares their performance characteristics and in particular examines the limits of quantitation for the four heavy metals (Pb, As, Cd, and Hg) currently being regulated in cannabis and hemp by most states in the US.
December 03, 2020
Keystone Labs is an accredited testing facility with a good manufacturing practice (GMP) establishment license. Jodi McDonald, president and founder of Keystone Labs, based in Edmonton Alberta, Canada discusses their role in the industry.
October 13, 2020
Ric Cuchetto discusses the technology behind THC remediation and some of the challenges it presents.
September 24, 2020
Suggestions on how to deal with the problem of inter-laboratory error in the cannabis industry.
August 19, 2020
Here a scientifically based representative sampling plan for hemp grows is presented, detailing how to collect composite samples, how many to collect, and how to analyze them.
June 23, 2020
A proper set of hemp standard reference materials courtesy of the University of Kentucky are now available and the implications of this for hemp testing are discussed.
How quickly can a cannabis or hemp testing laboratory see return on investment?
May 15, 2020
Dr. Scott Kuzdzal and Melissa Fauth share their stories, challenges, and lessons learned, offering advice to those looking for success in a complex market.
Why are those extra decimal places possibly meaningless? How can you use significant figures to discern the true meaning of your cannabis analysis measurements?
March 02, 2020
November 01, 2019
Bob Clifford, Shimadzu Scientific Instruments; Derek Laine, Trace Analytics; Sandy Mangan, SPEX SamplePrep LLC; Justin Steimling, Restek Corporation; and Katherine Stenerson, MilliporeSigma discuss the most important thing newcomers to the field need to learn.
October 23, 2019
A number of causes of hemp testing insanity are documented such as different states using different THC measures to determine legality, lack of representative sampling, and more.
August 23, 2019
A look at the capabilities of microwave-assisted extraction and how the cannabis industry can utilize it
August 22, 2019
This review introduces a quantitative polymerase chain reaction (qPCR) assay and compares its performance to culture-based methods.
August 02, 2019
Leading scientists and researchers from the cannabis industry-Bob Clifford, Derek Laine, Sandy Mangan, Katherine Stenerson, and Justin Steimling-offer advice on how to get started for people that are new to cannabis testing.
May 06, 2019
Experts in cannabis anaylsis discuss, in their opinion, the the best method for cannabis analysis in part II of this two-part series.
February 04, 2019
November 12, 2018
What to consider when creating or using certified reference materials.