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Robert Thomas

Principal of Scientific Solutions

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Rob is a heavy metals expert and has written for Analytical Cannabis on the subject since 2019. Through his consulting company Scientific Solutions, he has helped educate countless professionals in the cannabis testing community on heavy metal analysis. He is also an editor and frequent contributor of the Atomic Perspectives column in Spectroscopy magazine, and has authored five textbooks on the principles and applications of mass spectrometry. Rob has an advanced degree in analytical chemistry from the University of Wales, UK, and is a Fellow of the Royal Society of Chemistry and a Chartered Chemist.

Latest Content From Robert Thomas

New Colorado Regulations for the Measurement of Heavy Metals in Cannabis Vaping Aerosols, A Realistic and Practical Assessment: Part 2

Learn about the challenges of trapping and collecting aerosols without contaminating the sample, and how best to validate the process using standard methods developed by the tobacco industry for electronic nicotine delivery systems.

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New Colorado Regulations for the Measurement of Heavy Metals in Cannabis Vaping Aerosols, A Realistic and Practical Assessment: Part 1

This three-part series will take a closer look at the real-world, practical assessment of Colorado’s intent to implement these new regulations and their implications for other states that will inevitably follow suit.

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Workshop on Heavy Metals in Cannabis by ICP-MS Now Available to View

Check out the talks to get free advice, tips, methods, guidance, troubleshooting and, suggestions on how to optimize the use of ICP-MS for the accurate and validated measurement of heavy metals in cannabis and cannabis-related products.

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Regulating Heavy Metal Contaminants in Cannabis: What Can be Learned from the Pharmaceutical Industry? Part 5

Discover how analytical testing procedures can often lead to contamination and sources of errors if not adequately addressed.

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Regulating Heavy Metal Contaminants in Cannabis: What Can be Learned from the Pharmaceutical Industry? Part 4

In the fourth part of his series, Rob Thomas examines how processors can reduce the chances of elemental contamination and outlines recent case studies where CBD product recalls were issued due to heavy metal contamination.

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Regulating Heavy Metal Contaminants in Cannabis: What Can be Learned from the Pharmaceutical Industry? Part 3

In the third part of his series, Rob Thomas details how the cannabis product manufacturing process can contribute to heavy metal contamination.

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Regulating Heavy Metal Contaminants in Cannabis: What Can be Learned from the Pharmaceutical Industry? Part 2

In the second part of his series, Rob Thomas details the many ways heavy metal contaminants can make their way into cannabis plants.

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Regulating Heavy Metals in Cannabis: What Can be Learned from the Pharmaceutical Industry? Part 1

In the first of a new series, Rob Thomas explores what the cannabis industry can learn from the pharmaceutical industry when its comes to the regulation of heavy metals.

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Recent Workshop Emphasizes Why the Cannabis Industry Needs to Get Better at Measuring Heavy Metals

A report from the first ever workshop dedicated to measuring heavy metals in cannabis and hemp.

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