Sodium sulphite, anhydrous 98+% ACS

Supplier: Thermo Scientific
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ACRO424430010EA 50.9 GBP
ACRO424430010 ACRO424432500 ACRO424430025
Sodium sulphite, anhydrous 98+% ACS
Sodium sulphite
Formula: Na₂SO₃
MW: 126.04 g/mol
Melting Pt: >500 °C (dec.)
Density: 2.63 g/cm³
Storage Temperature: Ambient
MDL Number: MFCD00003503
CAS Number: 7757-83-7
EINECS: 231-821-4
REACH: 01-2119537420-49
Merck Index: 13,08757

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Specification Test Results

Appearance White Crystalline powder
Titration Iodimetric ≥98.0 %
Free acid Passes test
Chloride (Cl) ≤200 ppm
Iron (Fe) ≤10 ppm
Heavy metals (as Pb) ≤10 ppm
Titrable free base ≤0.03 meq/g
Insoluble matter ≤0.005 %

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