Potassium sulphate 99+% ACS

Supplier: Thermo Scientific
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ACRO424222500EA 24.5 GBP
ACRO424222500 ACRO424220010 ACRO424220050
Potassium sulphate 99+% ACS
Potassium sulphate
Formula: K₂SO₄
MW: 174.26 g/mol
Boiling Pt: 1689 °C (760 mmHg)
Melting Pt: 1067 °C
Storage Temperature: Ambient
MDL Number: MFCD00011388
CAS Number: 7778-80-5
EINECS: 231-915-5
Merck Index: 13,07759

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Specification Test Results

Appearance White Powder or crystals
pH 5.5 to 8.5 (5% soln. at 25°C)
Titration after Ion exchange ≥99.0 %
Chloride (Cl) ≤0.001 %
Calcium (Ca) ≤0.01 %
Iron (Fe) ≤5 ppm
Magnesium (Mg) ≤0.005 %
Sodium (Na) ≤0.02 %
Heavy metals (as Pb) ≤5 ppm
Insoluble matter ≤0.01 %
Nitrogen compounds (as N) ≤5 ppm

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