... acid purity 99.5%min 2.Corn is fermented 3.Ethanol oxidation method 4..Crude scale 95%min Usage Mainly used in food ... beverage,preservative,food additives,food flavor,sauce,vinegar, food acidity regular,etc.acetic acid in chemicals ... ,then got qualified acetic acid in chemicals.Specifications acetic acid in chemicalsItemStandardAppearanceColorless transparent liquidColor(platinum-cobalt ...