Sodium sulfate, anhydrous 99+% ACS

Supplier: Thermo Scientific Chemicals

Synonyms: Disodium sulphate, Bisodium sulphate, Sulphuric acid disodium salt

AC42441-0010 AC42441-0025 AC42441-0100
TS42441-0010EA 145 USD
TS42441-0010 TS42441-0025 TS42441-0100
Sodium sulfate, anhydrous 99+% ACS
Sodium sulphate
Formula: Na₂SO₄
MW: 142.04 g/mol
Boiling Pt: >1700 °C (760 mmHg)
Melting Pt: 884 °C
Storage Temperature: Ambient
MDL Number: MFCD00003504
CAS Number: 7757-82-6
EINECS: 231-820-9
Merck Index: 12,08829
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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


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