Certificate of Analysis

Product Name MAGNESIUM THIOSULPHATE 99% AR (hexahydrate)
CAS Number 13446-30-5
Molecular Formula MgS2O3ยท6H2O
Catalogue No. AL00933
Molecular Weight 244.52 g/mol
Batch Number AL-2026-AL00933
Manufacturing Date September-2026
Expire Date September-2031
Type of Test Standard Observed
Assay 99% min 99.5%
Moisture content <0.5% 0.3%
Residue on ignition <0.1% 0.05%
Related substances None detected None detected
Result: The above product is expected to comply with AR grade grade specification.

Tested By

Hitesh Kunjathur Tested By Stamp

Analysed By

Preeti Rane Analysed By Stamp
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