Cannabis Testing Services

Molecular Science Corp. provides the tools and cannabis testing services required to succeed through quality science and quality compliance. We offer all testing services required by Health Canada for regulatory purposes and product lot-release. As well, MSC offers expanded product analysis, including product profiling, development and improvement. To submit your sample(s), please follow the steps outlined here: “How to Submit a Sample to MSC”

MSC’s cannabis testing services:

Cannabinoids (Potency)

Quantitation by HPLC-UV of 11 major cannabinoids: Δ9-THC, Δ8-THC, Δ9-THCA, THCV, CBDV, CBDA, CBGA, CBG, CBD, CBN, CBC.


Quantitation of 41 terpenes by GC-MS/FID. MSC uses validated methods for terpene quantitation.


Detection and quantitation of regulated pesticides by LC-MS/MS and GC-MS/MS with LOQs meeting or exceeding Health Canada requirements for all 98 regulated pesticides.

Heavy Metals

Quantitation of regulated heavy metals (Arsenic, Cadmium, Lead, Mercury) by ICP-MS according to USP <232> (LOQs for Inhalation Drugs). Additional compounds can be included if needed, eg. Antimony for topicals.

Residual Solvents

Screening for residual solvents by LOD using pharmaceutical grade vacuum ovens according to USP <731>. Quantitation by Headspace GC-MS/FID of up to 29 residual solvents.


Detection of aflatoxins by LC-MS/MS according to EP limits for B1, B2, G1 & G2 for herbal drugs (2.8.18). Ochratoxin A can be included if needed.


In vitro characterization of cannabinoid release from product matrix.

Peroxide Value

Detection and quantitation of Peroxide Value in cannabis oil according to USP <401>

Water Content

Loss on Drying (LOD) using pharmaceutical grade vacuum oven according to USP <731> or Karl Fischer analysis of water content according to USP <921>


Total yeast and mold count, total aerobic count, bile tolerant gram-negative bacteria, P. aeruginosa, S. aureus by Plating or by qPCR

*Plating micro performed by qualified and licensed partner labs.


*Performed by qualified and licensed partner labs


Density measurement performed by pycnometer according to USP <841>.

To download MSC’s Client Information Package detailing the testing services MSC offers along with other important information for submitting samples for cannabis testing – click here!

MSC works with many product formats!

To date, MSC has developed and validated test methods for the following product types:

GMP cannabis testing services done fast!

MSC’s expert lab team can rapidly develop and validate test methods specifically for your cannabis derived products, including edibles, wellness products, and pharmaceuticals upon request.

Not sure if MSC has cannabis testing services or validated test methods to meet your needs? Contact Us or give us a call at 416-800-0479 and we’d be happy to discuss how we can support your unique cannabis testing needs.