Sodium sulphate, anhydrous 99+% ACS
Supplier: Thermo Fisher Scientific
Certificates
About this item
Synonyms: Disodium sulphate, Bisodium sulphate, Sulphuric acid disodium salt
CAS Number:7757-82-6
:
Formula:Na₂SO₄
MDL Number:MFCD00003504
Merck Index:12,08829
Boiling Pt:>1700 °C (760 mmHg)
Melting Pt:884 °C
Density:2,7 g/cm³ (20 °C)
:142.04 g/mol
Storage Temperature:Ambient
EINECS:231-820-9
Specifications
- Environmentally Preferable:
Specifications
Specification Test Results
- Appearance:White Crystalline or granular powder
- pH:5.2 to 9.2 (5 % solution at 25.0°C)
- Titration after Ion exchange:≥99.0 %
- Chloride (Cl):≤10 ppm
- Phosphate (PO4):≤10 ppm
- Calcium (Ca):≤100 ppm
- Iron (Fe):≤10 ppm
- Magnesium (Mg):≤50 ppm
- Potassium (K):≤100 ppm
- Heavy metals (as Pb):≤5 ppm (by ICP-OES)
- Insoluble matter:≤0.01 %
- Loss on ignition:≤0.5 %
- Nitrogen compounds (as N):≤5 ppm
Specification Test Results
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