... Usage food grade glacial acetic acid Mainly used in food beverage,preservative,food additives,food flavor,sauce, vinegar, food acidity ... re-distillation ,then got qualified acetic acid.CertificateGB/T28001-2001,GB/T24001-2004idtISO14001:2004 ... ,GB/T19001-2008/ISO9001:2008.Specifications food grade glacial acetic acidItemStandardResultAppearanceColorless transparent liquidqualifiedChroma/(platinum ...