GB 5009.238-2016 National Food Safety Standard for Determination of Water Activity in Foods replaces GB/T23490-2009 "Determination of Water Activity in Foods" and SN0180-1992 "Method for Determination of Water Activity in Foods".

Compared with GB/T23490-2009 and SN0180-1992, the main changes in GB 5009.238-2016 National Food Safety Standard for Determination of Water Activity in Food are as follows:

——The standard name has been changed to "National Food Safety Standard - Determination of Water Activity in Food";

——This standard integrates the methods for determining water activity in GB/T23490-2009 and SN0180-1992.

GB 5009.238-2016 National Food Safety Standard Determination of Water Activity in Food.pdf