Analytical Methods

Articles

How quickly can a cannabis or hemp testing laboratory see return on investment?

Starting a QC Cannabis or Hemp Laboratory: Testing Requirements, Initial Expenses, and ROI

Josh Crossney is the columnist and editor of “Cannabis Crossroads” and a contributing editor to 

 magazine. Crossney is also the president and CEO of Cannabis Science Conference. Direct correspondence to:


Dr. Scott Kuzdzal and Melissa Fauth share their stories, challenges, and lessons learned, offering advice to those looking for success in a complex market.

Early Cannabis Science Industry Pioneers Share Their Stories, Challenges, Advice, and Lessons Learned

Brian C. Smith, PhD, is Founder, CEO, and Chief Technical Officer of Big Sur Scientific. He is the inventor of the BSS series of patented mid-infrared based cannabis analyzers. Dr. Smith has done pioneering research and published numerous peer-reviewed papers on the application of mid-infrared spectroscopy to cannabis analysis, and sits on the editorial board of Cannabis Science and Technology. He has worked as a laboratory director for a cannabis extractor, as an analytical chemist for Waters Associates and PerkinElmer, and as an analytical instrument salesperson. He has more than 30 years of experience in chemical analysis and has written three books on the subject. Dr. Smith earned his PhD on physical chemistry from Dartmouth College. Direct correspondence to: 

Why are those extra decimal places possibly meaningless? How can you use significant figures to discern the true meaning of your cannabis analysis measurements?

Significant Figures and Margin of Error-Or Why the Fourth Decimal Place in Your Potency Reading is Probably Meaningless

Higher Education: It’s Not Just a Pipe Dream Anymore

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.

Ask the Experts: Cannabis Testing/Analytical Methods, Part IV: If You Were Teaching a Class on Cannabis Testing, What Is the Most Important Thing that Newcomers to the Field Would Need to Learn?

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.

Hemp Testing Insanity

A look at the capabilities of microwave-assisted extraction and how the cannabis industry can utilize it

Strain-Specific Isolation of Terpenes Utilizing Microwave-Assisted Extraction

is a Senior Scientist at Agilent Technologies and a Visiting Professor at The Johns Hopkins University School of Medicine in Baltimore, Maryland.

This review introduces a quantitative polymerase chain reaction (qPCR) assay and compares its performance to culture-based methods.

Optimized Cannabis Microbial Testing: Combined Use of Extraction Methods and Pathogen Detection Tests Using Quantitative  Polymerase Chain Reaction

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.

Ask the Experts: Cannabis Testing/Analytical Methods, Part III: What Is the Best Piece of Advice You Can Offer for People that Are New to Cannabis Testing?

Experts in cannabis anaylsis discuss, in their opinion, the the best method for cannabis analysis in part II of this two-part series.