Certificate of Analysis

Product Name SODIUM SULPHITE 95% PURIFIED (anhydrous)
CAS Number 7757-83-7
Molecular Formula Na2SO3
Catalogue No. AL01425
Molecular Weight 126.04 g/mol
Batch Number AL-2026-AL01425
Manufacturing Date September-2026
Expire Date September-2031
Type of Test Standard Observed
Assay ≥ 95% 96.5%
Moisture Content ≤ 1% 0.5%
Residue on Ignition ≤ 0.5% 0.3%
pH Value 9.0 - 10.0 9.5
Solubility Soluble in water Complete dissolution in water
Result: The above product is expected to comply with 95% Purified Anhydrous grade specification.

Tested By

Hitesh Kunjathur Tested By Stamp

Analysed By

Preeti Rane Analysed By Stamp
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