GB/T 12392-1990
Method for determination of total ascorbic acid in fruits,vegetables and derived products--Fluorometric method and colorimetric method
2004-01
- Standard No.
- GB/T 12392-1990
- Language
- Chinese
- Release Date
- 1990
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Replace By
- GB/T 5009.86-2003
- Lastest
- GB 5009.86-2016
- Scope
- This standard specifies the determination of ascorbic acid by fluorescence method and 2,4-dinitrophenylhydrazine colorimetric method. This standard applies to the determination of total ascorbic acid in vegetables, fruits and their products.
GB/T 12392-1990 history
- 2016 GB 5009.86-2016 Determination of Ascorbic Acid in National Food Safety Standard Food
- 2003 GB/T 5009.86-2003 Determination of total ascorbic acid in fruits,vegetables and derived products-Flourometric method and colorimetric method
- 1990 GB/T 12392-1990 Method for determination of total ascorbic acid in fruits,vegetables and derived products--Fluorometric method and colorimetric method
GB/T 12392-1990 was changed to GB/T 5009.86-2003 Determination of total ascorbic acid in fruits,vegetables and derived products-Flourometric method and colorimetric method.