Potassium sulphate, anhydrous 99+%, powder for analysis
:7778-80-5
:
:K₂SO₄
:MFCD00011388
:174.26 g/mol
:13,07759
:1689 °C (760 mmHg)
:1067 °C
:2,66 g/cm³ (20 °C)
:Ambient
:231-915-5
- 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 %