Certificate of Analysis

Product Name PHOSPHOROUS ACID CRYSTALS 98% Extra Pure
CAS Number 13598-36-2
Molecular Formula H3PO3
Catalogue No. AL1184D
Molecular Weight 82.00 g/mol
Batch Number AL-2026-AL1184D
Manufacturing Date September-2026
Expire Date September-2031
Type of Test Standard Observed
Assay 98% min 98.5%
Moisture Content <1% 0.5%
Residue on Ignition <0.5% 0.3%
pH (1% solution) 1.5 1.4
Related Substances None detected None detected
Result: The above product is expected to comply with 98% Extra Pure grade specification.

Tested By

Hitesh Kunjathur Tested By Stamp

Analysed By

Preeti Rane Analysed By Stamp
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