• NOW! GET YOUR TEST RESULTS ON-LINE

    No more waiting for test results by mail. Our customer can register to read their test results, securely, on-line. Just register at our website or click here to read more.

  • Expanded Nutraceutical Testing

    Purity Laboratories specializes in nutraceutical testing for contaminants and label claims. We can help you meet new FDA regulations.

  • Critical Analyses for Contaminants

    Testing products, particularly dietary items, for contaminants can help you avoid catastrophic problems. We offer state-of-the-art technology for detection of unwanted heavy metals, bacteria and more . . .

  • State-of-the Art Testing for Metals

    We offer state-of-the-art technology to test your products for metals. We can test for many of the elements on the periodic table.

  • State-of the-Art Testing Methodologies and Equipment

    Our new ICP-MS offers our customers the newest technology in metal testing. This equipment will measure metal ions in simple or complex matrixes at micro or macro concentrations. Purity Laboratories maintains strict quality controls on all testing methodologies and procedures.

About Us

Purity Laboratories, Inc., formerly Food Quality Labs, is an independent laboratory with more than 40 years experience in analytical product testing.

During the early years we supported the food processing industry with accurate and timely results at reasonable rates. In 2008, Food Quality Labs was purchased by K & D Laboratories. In June 2010, the laboratory’s name was changed to Purity Laboratories, Inc. In July 2010, the laboratory moved to larger, new facilities in Lake Oswego, OR.

Purity Laboratories continues to offer analytical testing of food, water and environmental products. It also has expanded capabilities for nutraceutical testing to address new Food and Drug Administration regulations for the nutritional supplement industry.

Our new ICP-MS offers our customers the newest technology for detecting and analyzing metals in products. The equipment is the state-of-the-art methodology for measuring metal ions in simple or complex matrixes, in micro or macro concentrations.

Hundreds of food processors, industry suppliers, institutions, and private individuals rely on Purity Laboratories to provide them with timely, meaningful results, and the expertise to assist them in solving problems when they arise.

We can assure our customers:


  • accurate results performed with strict quality control standards;
  • state-of-the-art methodologies;
  • state-of-the-art testing equipment;
  • FDA, USDA, AOAC and EPA compliant methodologies;
  • clean and carefully maintained facilities;
  • experienced, professional, customer-friendly staff;
  • competitive rates.

Our New Facilities!

Purity Laboratories, Inc., moved into new facilities at: 6305 SW Rosewood St., Ste B, Lake Oswego, OR in July 2010. Our telephone number and fax number remained the same:
Telephone: 503.297.3636 Toll-Free: 800.977.3636 Fax: 503.297.3738

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