Potassium sulphate, pure

Supplier: Thermo Scientific
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ACRO193810050EA 123 GBP
ACRO193810050 ACRO193810250 ACRO193810010
Potassium sulphate, pure
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

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Specification Test Results

Appearance White Crystalline powder
Loss on drying ≤1 % (130°C)
pH 5.5 to 8.5
Titration with HClO4 ≥99.0 %
Arsenic (As) ≤0.0003 %
Lead (Pb) ≤0.0002 %
Mercury (Hg) ≤0.0001 %
Selenium (Se) ≤0.0005 %

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