Potassium sulfate, pure

Supplier: Thermo Scientific Chemicals

AC19381-0010 AC19381-0050 AC19381-0250
TS19381-0010EA 105 USD
TS19381-0010 TS19381-0050 TS19381-0250
Potassium sulfate, pure
Potassium sulphate
Formula: K₂SO₄
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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