Cannabis Testing Labs in Illinois
7 licensed cannabis testing laboratories in Illinois. All labs listed are licensed by IDFPR.
Data source: Illinois Department of Financial and Professional Regulation
Illinois cannabis testing overview
Illinois launched its recreational cannabis program with a strong social equity focus. The state has seen significant growth in dispensary count and sales. All cannabis products sold in Illinois must be tested for potency, contaminants, microbials, and (for concentrates) residual solvents by a lab licensed under IDFPR. Look for ISO/IEC 17025 accreditation and currently valid state licensure when choosing a lab.
ACT Laboratories Illinois
Morton, Illinois
Deibel Bioscience of Illinois
Lincolnwood, Illinois
Grace Analytical Laboratory
Berkeley, Illinois
LK Pure Labs
Sparta, Illinois
MS Bioanalytical
Champaign, Illinois
Smithers CTS Illinois
Darien, Illinois
Steep Hill Illinois
Aurora, Illinois
Frequently Asked Questions
How many cannabis testing labs are in Illinois?+
There are 7 licensed cannabis testing laboratories in Illinois listed on CannaBizGuide. All labs are regulated by IDFPR and data is sourced from Illinois Department of Financial and Professional Regulation. The number of licensed labs can change as new facilities receive accreditation or existing labs lose their license.
What tests are required for cannabis products sold in Illinois?+
Illinois cannabis products must typically be tested for cannabinoid potency (THC, THC-A, CBD, CBD-A and often other cannabinoids), terpene profile (sometimes optional), pesticides, heavy metals, residual solvents (for concentrates), microbial contaminants, mycotoxins, and moisture content. IDFPR sets the specific analyte panels and action limits. Retest rules, homogeneity sampling, and label claim tolerances are also state-specific. See our testing requirements by state guide for the current IL panel.
How much does cannabis testing cost in Illinois?+
Full-panel compliance testing in Illinois typically ranges from a few hundred to over a thousand dollars per sample depending on matrix type (flower vs concentrate vs edible), panel scope, and turnaround. Bulk pricing and volume discounts are common for multi-state operators. R&D testing (not for compliance) is usually less expensive. Get quotes from multiple labs and confirm they can test ALL required matrices before committing.
What accreditations should a Illinois cannabis lab have?+
At minimum, look for ISO/IEC 17025 accreditation from a recognized body (A2LA, PJLA, ANAB, or similar). Illinois may also require specific state-level certification or licensing from IDFPR. Some operators also look for ORELAP, EMLAP, or TNI certifications, particularly for specific analyte categories. Verify accreditation status directly with the accrediting body - do not rely on lab marketing alone.
What is the typical cannabis testing turnaround time in Illinois?+
Standard compliance testing turnaround is usually 5-10 business days from sample receipt to reported Certificate of Analysis (COA). Rush service (48-72 hours) is available at most labs for a premium. Complex matrices (distillates, edibles with unusual excipients) and retest scenarios often take longer. Plan testing windows into your release schedule, especially around regulated harvest or batch-release deadlines.
How do I read a cannabis Certificate of Analysis (COA)?+
A cannabis COA reports pass/fail for each required analyte category plus quantified values (potency % and contaminant levels). Key things to check: batch number, sample intake date, testing methodology references (LC-MS/MS, GC-MS, qPCR), and that the lab's name and accreditation number match a currently-licensed lab. Beware of COAs from unaccredited or out-of-state labs. See our How to Read a Cannabis COA guide for a detailed walkthrough.