• Our Services
PhytaLab, Washington’s original Cannabis testing facility, provides the quality assurance testing for compliance with I-502 rules. We provide State-mandated testing of:

  • Flowers
  • Extracts (glycerine, solvent or non-solvent based)
  • Edibles
  • Liquids
  • Topicals

The quality assurance tests we offer are: 

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  • Why Choose Us?
  • PhytaLab chemical tests have been legitimized and proven, based on Bioanalytical Method Validation for accuracy and precision
  • Dr. Sexton helped to “write the book” on analytical testing for Cannabis, the American Herbal Pharmacopoeia Cannabis Monograph
  • Dr. Sexton has a decade of experience in the validation of methodologies for plant analysis
  • At PhytaLab, we have the edge on the most efficient and innovative analytical platforms for accurate and rapid results. We insure inter- and intra-day precision to insure that our results are reproducible and our methods are documented and referenced.
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Cannabis Testing Lab – Seattle, WA | PhytaLab