{"code":"HSC","codeName":"Health and Safety Code","section":"113737","citation":"Health & Saf. Code, § 113737","status":"in-force","lawOn":"2026-09-28","headings":[{"name":"DIVISION 104. ENVIRONMENTAL HEALTH [106500. - 119406.]","url":"https://blackletter.si/health-and-safety-code/division-104"},{"name":"PART 7. CALIFORNIA RETAIL FOOD CODE [113700. - 114437.]","url":"https://blackletter.si/health-and-safety-code/division-104/part-7"},{"name":"CHAPTER 2. Definitions [113728. - 113941.]","url":"https://blackletter.si/health-and-safety-code/division-104/part-7/chapter-2"}],"history":"Added by Stats. 2006, Ch. 23, Sec. 2.   Effective January 1, 2007.   Operative July 1, 2007, by Sec. 3 of Ch. 23.","effective":"2007-01-01","html":"<p>“a<sub>w</sub>” means water activity that is a measure of the free moisture in a food, is the quotient of the water vapor pressure of the substance divided by the vapor pressure of pure water at the same temperature, and is indicated by the symbol a<sub>w</sub>.</p>","text":"“aw” means water activity that is a measure of the free moisture in a food, is the quotient of the water vapor pressure of the substance divided by the vapor pressure of pure water at the same temperature, and is indicated by the symbol aw.","otherVersions":[],"url":"https://blackletter.si/health-and-safety-code/definitions-113737","source":"California Legislative Information bulk export (pubinfo)"}