Potassium sulphate, anhydrous 99+%, powder for analysis
Supplier: Thermo Fisher Scientific
Certificates
About this item
CAS Number:7778-80-5
:
Formula:K₂SO₄
MDL Number:MFCD00011388
:174.26 g/mol
Merck Index:13,07759
Boiling Pt:1689 °C (760 mmHg)
Melting Pt:1067 °C
Density:2,66 g/cm³ (20 °C)
Storage Temperature:Ambient
EINECS:231-915-5
Specification Test Results
- Appearance:White Powder or crystals
- pH:5.5 to 8 (5 % at 20°C)
- Titration with HClO4:≥99.0 %
- Chloride (Cl):≤5 ppm
- Calcium (Ca):≤50 ppm
- Iron (Fe):≤5 ppm
- Magnesium (Mg):≤20 ppm
- Sodium (Na):≤200 ppm
- Heavy metals (as Pb):≤5 ppm
- Total nitrogen (as N):≤0.0005 %
Specification Test Results
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