Potassium disulfite - 31268
Code: 31268
Potassium disulfite
Puriss. p.a., powder, ≥96% (iodometric)
Potassium metabisulfite; Potassium pyrosulfite
≥96%, powder, ≥96% (iodometric)
CAS Number: 16731-55-8
Linear Formula: K2S2O5
Molar Mass: 222.32 g/mol
EC Number: 240-795-3
MDL Number: MFCD00167605
| Property |
Value |
| Assay (Iodometric) |
96 - 101.0 % |
| Arsenic (As) |
max. 0.0001 % |
| Copper (Cu) |
max. 0.001 % |
| Iron (Fe) |
max. 0.0005 % |
| Lead (Pb) |
max. 0.0005 % |
| Zinc (Zn) |
max. 0.001 % |
| Chloride (Cl) |
max. 0.005 % |
| Property |
Value |
| Form |
powder |
| Density |
2.3 g/cm3 |