DIETHYL OXALATE | |||
ITEM | HG/T3272-2002 Standard | Analysis result | |
First Grade | Qualified Grade | First grade | |
Apperance | Colorless and transparent, no visible impurities | Colorless and transparent, no visible impurities | |
Ester % ≥ | 98.5 | 97 | 99.9 |
Distillation 180-188℃fraction,ml ≥ | 95 | 93 | 96.0 |
Acidity(C2H2O4), % ≤ | 0.2 | 0.3 | 0.048 |
Moisture % ≤ | 0.1 | 0.2 | 0.018 |
Evaporation residue, % ≤ | 0.005 | 0.01 | 0.0025 |