Potassium sulphate, anhydrous 99+%, granular 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 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