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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.
October 12, 2021
In part I of this series on statistical concepts related to cannabis analysis, we introduce the normal distribution, standard deviation, and how to calculate precision and accuracy.
What is the overall scope of spectroscopy and how can it be used as a tool to improve analyses?
September 20, 2021
The inter-laboratory variation problem still exists, which means laboratory certification is necessary, but not sufficient to guarantee your samples are analyzed properly. Here, Smith offers suggestions to help improve the situation.
August 11, 2021
We finish looking at liquid chromatography with a deeper examination of the mechanics, physics, and chemistry of different spectrometers that are used in analytical laboratories.
April 16, 2021
Mislabeled cannabis medicines are an on-going problem; here we discuss appropriate technologies for cannabis dispensaries to do their own testing.
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.
October 01, 2020
In this interview, Jeffrey Williams the CEO of Exum Instruments discusses the details of how laser ablation laser ionization-time of flight-mass spectrometer (LALI-TOF-MS) is set to solve some of the many of the issues involved in sample preparation for the cannabis industry.
August 19, 2020
A novel mid-infrared spectrometer that measures total THC in dried, ground cannabis plant material in 2 min is discussed as well as the applications of this analyzer for law enforcement, forensic laboratories, and regulatory agencies.
December 16, 2019
Applications of a quantitative mid-infrared spectrometer for hemp farmers, hemp extractors, state regulators, and law enforcement are discussed.
October 25, 2019
A robust method for identifying heavy metals in cannabis samples using ICP-MS is discussed as well as highlights of the importance of sample preparation methods for a wide range of cannabis products.