Zinc sulphate heptahydrate 99.0-103.0%, crystals, BAKER ANALYZED® ACS, J.T.Baker®
Supplier: Avantor
Certificates
About this item
CAS Number:7446-20-0
:
Formula:ZnSO₄·7H₂O
MDL Number:MFCD00149894
Density:1.97 g/cm³ (20 °C)
Molecular Weight:287.54 g/mol
Melting Pt:100
ADR:9 III
Merck Index:12,10293
EINECS:231-793-3
UN:3077
:GHS05
:GHS07
:GHS09
Storage Temperature:Ambient
Specifications
- Environmentally Preferable:
Specifications
Specification Test Results
- Meets ACS Reagent Chemical Requirements:—
- For Laboratory,Research,or Manufacturing Use:—
- ACS - Assay (ZnSO₄·7H₂O):99.0 - 103.0 %
- ACS - Insoluble Matter:≤0.005 %
- ACS - pH of 5% Solution at 25°C:4.4 - 6.0
- ACS - Nitrate (NO₃):≤0.002 %
- ACS - Ammonium (NH₄):≤0.001 %
- ACS - Calcium (Ca):≤0.005 %
- ACS - Lead (Pb):≤0.003 %
- ACS - Magnesium (Mg):≤0.005 %
- ACS - Potassium (K):≤0.01 %
- ACS - Sodium (Na):≤0.05 %
- Chloride (Cl):≤5 ppm
- Trace Impurities - Iron (Fe):≤5 ppm
- Trace Impurities - Manganese (Mn):≤2.000 ppm
Specification Test Results
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