Certificate of Analysis

Product Name TUNGSTIC ACID 99% AR
CAS Number 7783-03-1
Molecular Formula H2WO4
Catalogue No. AL01549
Molecular Weight 249.87 g/mol
Batch Number AL-2026-AL01549
Manufacturing Date September-2026
Expire Date September-2031
Type of Test Standard Observed
Assay 99% 99.5%
Moisture Content <1% 0.5%
Residue on Ignition <0.5% 0.3%
Related Substances None detected None detected
Solubility 0.1 g/L in water 0.1 g/L in water
Result: The above product is expected to comply with AR grade specification.

Tested By

Hitesh Kunjathur Tested By Stamp

Analysed By

Preeti Rane Analysed By Stamp
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