Potassium sulphate, anhydrous 99+%, granular for analysis

Supplier: Thermo Scientific
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ACRO205940025EA 68.7 GBP
ACRO205940025 ACRO205945000
Potassium sulphate, anhydrous 99+%, granular for analysis
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 Granular powder
pH 5.5 to 8.5 (5 % at 25°C)
Titration after Ion exchange ≥99.0 %
Chloride (Cl) ≤10 ppm
Calcium (Ca) ≤200 ppm
Iron (Fe) ≤5 ppm
Sodium (Na) ≤200 ppm
Heavy metals (as Pb) ≤5 ppm
Nitrogen compounds (as N) ≤5 ppm

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