§ 5717. Moisture Content and Water Activity Testing (a) The laboratory shall analyze a sample of cannabis to determine the level of water activity and the percentage of moisture content. (b) A cannabis sample shall be deemed to have passed water activity testing if the water activity does not exceed 0.65 Aw. The laboratory shall report the result of the water activity test on the certificate of analysis (COA) and indicate “pass” or “fail” on the COA. (c) A cannabis sample shall be deemed to have passed moisture content testing if the moisture content does not exceed 13.0%. The laboratory shall report the result of the moisture content test in percentage on the COA and indicate “pass” or “fail” on the COA. (d) The laboratory shall analyze edible cannabis products to determine the level of water activity. A solid or semi-solid edible cannabis product shall be deemed to have passed water activity testing if the water activity does not exceed 0.85 Aw. The laboratory shall report the result of the water activity test on the COA and indicate “pass” or “fail” on the COA. (e) If a sample fails moisture content testing, the batch from which the sample was collected fails moisture content testing and shall not be released for retail sale. (f) If a sample fails water activity testing, the batch from which the sample was collected fails water activity testing and shall not be released for retail sale. Authority: Section 26013, Business and Professions Code. Reference: Sections 26100, 26104 and 26110, Business and Professions Code.