Harrens Lab cannabis testing lab logo - Hayward, California

Harrens Lab

Hayward, California

Testing Services

PotencyTerpenesPesticidesHeavy MetalsMicrobialResidual Solvents

Details

Turnaround
5-7 business days
Accreditations
ISO 17025
Address
3507 Breakwater Ave, Hayward, CA 94545
Phone
510-887-8885
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About Harrens Lab

Harrens Lab provides cannabis and hemp testing from the Bay Area, serving Northern California cultivators and manufacturers.

Harrens Lab operates in California, which has approximately 8,500 active cannabis licenses. All testing labs in California are regulated by Department of Cannabis Control (DCC).

Frequently Asked Questions

What cannabis tests does Harrens Lab offer?+

Harrens Lab provides Potency, Terpenes, Pesticides, Heavy Metals, Microbial, Residual Solvents testing for cannabis products. All testing is performed at their Hayward, California facility under ISO 17025 accreditation.

What is the turnaround time at Harrens Lab?+

Harrens Lab offers 5-7 business days turnaround for standard cannabis compliance testing. Rush testing may be available on request - contact the lab directly for expedited service pricing.

Is Harrens Lab ISO 17025 accredited?+

Yes. Harrens Lab holds ISO 17025 accreditation, the international standard for testing and calibration laboratory competence. This is required by most state cannabis regulators and signals the lab follows validated methods, maintains quality controls, and participates in ongoing proficiency testing.

How much does cannabis testing cost in California?+

A full compliance panel in California typically runs $300-$800 for flower and $400-$900 for concentrates, depending on required analytes. Individual tests are cheaper: potency $40-$75, pesticides $100-$200, microbial $60-$120. Contact Harrens Lab directly for current pricing and volume discounts.

What regulator oversees cannabis testing labs in California?+

Department of Cannabis Control (DCC) regulates cannabis testing laboratories in California. All labs must maintain current state licensure and follow the state's prescribed analyte list and action thresholds to remain in operation.