... ItemTechnical Gradehigh-classFirst-classQualifiedGlacial Acetic Acid,%99.8min99.5min98.5minColor10 max20max30maxFormic acid content ,%0.15max0.20max--Acetaldehyde ... 000 04max0.000 2max0.000 4max ItemFood GradeClacial Acetic Acid ,%99.5minColor20maxHeavy Metals (Pb) ,w/%0.000 ... main products include hydrocarbons, ketone, Glycol ether, Acid, diethanolamine, alcohols, glycol, plasticizer and Food-grade ...