Zinc sulfate heptahydrate - 221376
Code: 221376
Zinc sulfate heptahydrate
ACS Reagent, 99%
≥99%, ACS Reagent
CAS Number: 7446-20-0
Linear Formula: ZnSO4 · 7H2O
Molar Mass: 287.56 g/mol
MDL Number: MFCD00149894
| Property |
Value |
| Assay |
99.0 - 103.0 % |
| PH (5 %, 25 °C) |
4.4 - 6.0 |
| Water insoluble matter |
max. 0.01 % |
| Calcium (Ca) |
max. 0.005 % |
| Iron (Fe) |
max. 0.001 % |
| Potassium (K) |
max. 0.01 % |
| Magnesium (Mg) |
max. 0.005 % |
| Manganese (Mn) |
max. 0.0003 % |
| Sodium (Na) |
max. 0.05 % |
| Lead (Pb) |
max. 0.003 % |
| Chloride (Cl) |
max. 5 ppm |
| Ammonium (NH4) |
max. 0.001 % |
| Nitrate (NO3) |
max. 0.002 % |
| Property |
Value |
| Freezing point |
100 °C |
| Density |
1.96 g/cm3 |