Zinc sulfate heptahydrate
SIGALD/221376 - ACS reagent, 99%
CAS Number: 7446-20-0
Empirical Formula (Hill Notation): O4SZn · 7H2O
Molecular Weight: 287.56
EC Number: 231-793-3
MDL Number: MFCD00149894
Linear Formula: ZnSO4 · 7H2O
Product Type: Chemical
| agency | suitable for SM 5210 |
| anion traces | chloride (Cl-): ≤5 ppm |
| nitrate (NO3-): ≤0.002% | |
| assay | 99% |
| 99.0-103.0% (ACS specification) | |
| cation traces | Ca: ≤0.005% |
| Fe: ≤0.001% | |
| K: ≤0.01% | |
| Mg: ≤0.005% | |
| Mn: ≤3 ppm | |
| Na: ≤0.05% | |
| NH4+: ≤0.001% | |
| Pb: ≤0.003% | |
| form | crystals or chunks |
| grade | ACS reagent |
| impurities | ≤0.01% insolubles |
| InChI | 1S/H2O4S.7H2O.Zn/c1-5(2,3 |
| InChI key | RZLVQBNCHSJZPX-UHFFFAOYSA |
| pH | 4.4-6.0 (25 °C, 5%) |
| Quality Level | 200 ![]() |
| reaction suitability | reagent type: catalyst core: zinc |
| SMILES string | O.O.O.O.O.O.O.[Zn++].[O-] |
| solubility | water: soluble 965 g/L at 20 °C |
| Application: | Zinc sulfate heptahydrate may be used to prepare: • Zinc tris(thiourea) sulphate (ZTS), a semiorganic nonlinear optic (NLO) material that may be useful in laser fusion experiments and in second-harmonic-generatio • Highly pure zinc oxide nanostructures via a precipitation method for use in catalytic reactions. |
| Packaging: | 1 kg in poly bottle |
| Packaging: | 100, 500 g in poly bottle |
| Symbol | ![]() ![]() GHS05,GHS07,GHS09 |
| Signal word | Danger |
| Hazard statements | H302 - H318 - H410 |
| Precautionary statements | P264 - P270 - P273 - P280 - P301 + P312 - P305 + P351 + P338 |
| Hazard Codes | Xn,N |
| Risk Statements | 22-41-50/53 |
| Safety Statements | 22-26-39-46-60-61 |
| RIDADR | UN 3077 9 / PGIII |
| WGK Germany | WGK 3 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Purity | 99%; 99.0-103.0% (ACS specification) |
| UNSPSC | 12352302 |




