Potassium sulphate 99+% ACS
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 (5% soln. at 25°C)
- Titration after Ion exchange:≥99.0 %
- Chloride (Cl):≤0.001 %
- Calcium (Ca):≤0.01 %
- Iron (Fe):≤5 ppm
- Magnesium (Mg):≤0.005 %
- Sodium (Na):≤0.02 %
- Heavy metals (as Pb):≤5 ppm
- Insoluble matter:≤0.01 %
- Nitrogen compounds (as N):≤5 ppm
Specification Test Results
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