Glacial Acetic Acid

Term1 : High-class
Colour/Hazen (Pt-Co scale): 10
CH3COOH: 99.5%min
Water: 0.15%max
Formic acid: 0.05%max
C2H4O: 0.03%max
Evaporation residue: 0.01%max
Iron as Fe: 0.00004%max
KMnO4: 30 min
Term 2 : First-Class :
Colour/Hazen (Pt-Co scale) : 20
CH3COOH: 99.5%min
Water: 0.2%max
Formic acid: 0.1%max
C2H4O: 0.05%max
Evaporation residue : 0.02%max
Iron as Fe: 0.0002%max
KMnO4: 5 min
Term 3 : Qualified :
Colour/Hazen (Pt-Co scale): 30
CH3COOH: Qualified: 98.5%min
Water: -----
Formic acid: Qualified: 0.3%max
C2H4O: 0.1%max
Evaporation residue : Qualified: 0.03%max
Iron as Fe: Qualified: 0.0004%max