Harrens Lab Inc.

3507 Breakwater Ave, Hayward, CA 94545, USA


(510) 887-8885

Mon - Fri: 9am - 5pm

Harrens Lab Inc. is a third-party analytical laboratory located in Hayward, California. We offer complete solutions for our customers through consulting, training, inspecting and analyzing. Harrens Lab is ISO/IEC 17025 accredited by the American Association for Laboratory Accreditation (A2LA) and is recognized by the Food and Drug Administration (FDA).

Our experienced staff strictly follows Standard Operating Procedures (SOP) to perform testing. Harrens Lab has very competitive prices and offers a price match program with same quality testing service. We have leading turn-around time in the industry. We have a wide ranging analysis; including food, agricultural products, feed, seafood, cosmetic, cannabis.


  • Nutrition Label

    Harrens Lab offers a full range of nutrition facts analysis by using AOAC, FDA, USP, USDA or equivalent recognized methods. We offer consulting services for nutrition labeling compliant with FDA regulation and requirement.

  • Microbiology

    Harrens Lab offers a full range of microbiology laboratory testing services. We provide testing to food, cosmetic, and environmental products. Our microbiologist help customers resolve regulatory compliances using AOAC, FDA BAM and USP approved methods.

  • California State Compliance Testing:

    Harrens Lab is US Drug Enforcement Administration (DEA) registered testing laboratory under schedule I. We provide a full range of California State compliance testing.

  • Pesticide Residue:

    We offer cost effective multi-residue pesticide screens in various food and flower samples, utilizing state of the art LC-MS/MS and GC-MS/MS equipment, highly trained staff, along with high quality standards. Our pesticide screen is ISO 17025 accredited and contains over 200 pesticide compounds. Our modern analytical techniques and instrumentation allow us to see majority of the compounds down to 0.01 ppm levels in most samples.

  • Chemistry:

    Harrens Lab offers a broad array of chemical analyses including FDA, USDA, AOAC, and USP approved methods on state-of-the-art equipment to help you with your analytical chemistry testing needs.

  • Others:

    We also offer other testing. Please ask for more services such as sampling, residues of veterinary drugs, FDA import testing.

Company details


Hayward, CA

Year founded:

Company type:
Privately Held

Company size:
11-50 employees

Microbiology Analysis, Nutritional Labeling and Analysis, Pesticide Residue Testing, Meat and Seafood Testing, Food Additive Safety Testing, Herb Potency and Safety Testing, and Import Detention.

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