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Usage 99.5% glacial acetic acid Mainly used in food beverage,preservative,food additives,food flavor,sauce,etc.
Process
According to GB/1903_2008,by fermentation method, corn is fermentated into alchohol vapors.After oxidization reaction,
we got acetaldehyde ,then it is further putified by re-distillation ,then got qualified 99.5% acid acetic..
Specifications
99.5% glacial acetic acid
Item | Standard | Result |
Appearance | Colorless transparent liquid | qualified |
Chroma/(platinum-cobalt No./hazen units) | 10max | 9 |
Acidity,w% | 99.5min | 99.5 |
Potassium permanganate experiment minute | 32min | 38 |
Evaporation residue,w/% | 0.005max | 0.004 |
Freezing point/°C | 15.6min | 15.6 |
Crude scale | 95min | 97 |
The heavy metal(by Pb),w/% | 0.0002max | 0.0001 |
Arsenic(As),w/% | 0.0001max | 0.00004 |
Free mineral acid test | Qualified | Qualified |
identification | Meet the standard | Qualified |
99.5% glacial acetic acid