Zinc sulfate heptahydrate 99.5% for analysis
Supplier: Thermo Scientific Chemicals
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Danger
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AC20598-0050
AC20598-2500
AC20598-0010
TS20598-2500EA
52.36
USD
TS20598-2500
TS20598-0010
TS20598-0050
Zinc sulfate heptahydrate 99.5% for analysis
Zinc sulphate heptahydrate
Formula:
ZnSO₄·7H₂O MW: 287.54 g/mol Melting Pt: 100 °C Storage Temperature: Ambient |
MDL Number:
MFCD00149894 CAS Number: 7446-20-0 EINECS: 231-793-3 UN: 3077 ADR: 9,III Merck Index: 12,10293 |
Specification Test Results
Appearance | White Crystalline powder or crystals and/or chunks |
Titration Complexometric | ≥99.4 % |
pH | 4.4 to 6.0 (5 % at 25°C) |
Chloride (Cl) | ≤5 ppm |
Arsenic (As) | ≤1 ppm |
Iron (Fe) | ≤10 ppm |
Lead (Pb) | ≤10 ppm |
Manganese (Mn) | ≤3 ppm |
Potassium (K) | ≤10 ppm |
Sodium (Na) | ≤10 ppm |
Nitrogen compounds (as N) | ≤0.002 % |
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