Molecular formula: (COOK)2·H2O
Molecular weight: 184.24
Property: It is colorless crystal or white crystal powder with no smell.
Uses: pharmaceutical production, chemical formula and fabric detergent
Executive standard: GB/T695-1994
| Item |
analytically pure(AR) |
chemically pure(CP) |
| content(COOK)2·H2O/ %≥ |
99.8 |
99.5 |
| pH range(50g/Lsolution,25℃) |
7.2-8.2 |
7.2-8.2 |
| clarity test |
qualified |
qualified |
| water insoluble/%≤ |
0.003 |
0.02 |
| chloride(Cl)/%≤ |
0.001 |
0.005 |
| sulfur compound(in SO)/%≤ |
0.01 |
0.03 |
| total nitrogen(N)/%≤ |
0.002 |
0.005 |
| phosphate(PO)/%≤ |
0.001 |
0.005 |
| sodium(Na)/%≤ |
0.02 |
0.05 |
| Ferrum(Fe)/%≤ |
0.0005 |
0.001 |
| Heavy metal(in Pb)/%≤ |
0.0005 |
0.001 |
| carbonization material |
qualified |
qualified |
|
