Zinc sulfate heptahydrate - 66142

Code: 66142
Zinc sulfate heptahydrate
Extra pure, meets analytical specifications of Reagent European Pharmacopoeia, BP, USP, FCC

CAS Number: 7446-20-0
Linear Formula: ZnSO4 · 7 H2O
Molar Mass: 287.56 g/mol
EC Number: 231-793-3
MDL Number: MFCD00149894
Catalog Number Packaging Size Container type Price QTY Cart
66142-1KG 1KG PLASTIC BOTTLE Contact
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Specifications

Property Value
Assay 99.0 - 103.0 %
PH (5 %, 20°C) 4.4 - 5.6
Arsenic (As) max. 0.0002 %
Calcium (Ca) max. 0.005 %
Cadmium (Cd) max. 0.0002 %
Iron (Fe) max. 0.001 %
Mercury (Hg) max. 0.0002 %
Potassium (K) max. 0.01 %
Magnesium (Mg) max. 0.005 %
Sodium (Na) max. 0.01 %
Lead (Pb) max. 0.0004 %
Selenium (Se) max. 0.001 %
Chloride (Cl) max. 0.005 %
Appearance of the solution complying
Alkalis/earth alkalis (as SO4) max. 0.5 %
Acidity complying
Residual solvents complying
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Physical Properties

Property Value
Freezing point 100 °C
Density 1.96 g/cm3
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Safety Information

Property Value
GHS Classification Corrosive, Harmful, Environmental Hazard
Signal Word Danger
Hazard Statement(s) H410
H318
H302
Precautionary Statement(s) P273
P280