Zinc sulfate heptahydrate 99% ACS

Supplier: Thermo Scientific Chemicals
Danger

AC42460-0030 AC42460-0010 AC42460-5000 AC42460-0100
TS42460-0100EA 1135 USD
TS42460-0100 TS42460-0010 TS42460-5000 TS42460-0030
Zinc sulfate heptahydrate 99% ACS
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

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Specification Test Results

Appearance White Crystals and/or chunks
Titration Complexometric 99.0 to 103.0 %
pH 4.4 to 6.0 (5 % at 25°C)
Chloride (Cl) ≤5 ppm
Nitrate (NO3) ≤20 ppm
Ammonium (NH4) ≤10 ppm
Calcium (Ca) ≤50 ppm
Iron (Fe) ≤10 ppm
Lead (Pb) ≤30 ppm
Magnesium (Mg) ≤50 ppm
Manganese (Mn) ≤3 ppm
Potassium (K) ≤100 ppm
Sodium (Na) ≤500 ppm
Insoluble matter ≤0.01 %

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