Indexes |
GB/T 1628-200 |
||
Best Grade |
First Grade |
Qualified |
|
Color(APHA)(Pt-Co),≤ |
10 |
20 |
30 |
Acetic Acid,%≥ |
99.8 |
99.5 |
98.5 |
Water,%≤ |
0.15 |
0.12 |
- |
Formic Acid,≤ |
0.15 |
0.10 |
0.30 |
Acetaldehyde,%≤ |
0.03 |
0.05 |
0.10 |
Evaportion residue,%≤ |
0.01 |
0.02 |
0.03 |
Iron(Fe),%≤ |
0.00004 |
0.0002 |
0.0004 |
Permanganate time,min≥ |
30 |
5 |
- |