GB/T 23490-2009
GB/T 23490-2009 Determination of water activity in foods
Abstract
This standard specifies the determination of water activity in food by the Kawadashi dish diffusion method and the water activity meter diffusion method.
This standard is applicable to the determination of water activity in prepackaged cereal products, meat products, aquatic products, bee products, potato products, fruit products, vegetable products, milk powder, and solid beverages.
This standard is not applicable to frozen foods and foods containing volatile components.
The Kawadashi dish diffusion method specified in this standard is applicable to a range of food water activities from 0.00 to 0.98; the water activity meter diffusion method is applicable to a range of 0.60 to 0.90.
General Product Information
| Document Type | National standards |
|---|---|
| Standard Status | Replaced |
| Standard Code | GB/T 23490-2009 |
| CCS | Basic standards and general methods |
| ICS | Food Composite |
| Implement Date | 2009-05-01 |