Certificate of Analysis

Product Name ZINC SULPHATE 98% Practical (heptahydrate)
CAS Number 7446-20-0
Molecular Formula ZnSO4ยท7H2O
Catalogue No. AL1609A
Molecular Weight 287.54 g/mol
Batch Number AL-2026-AL1609A
Manufacturing Date September-2026
Expire Date September-2031
Type of Test Standard Observed
Assay (Purity) 98% min 98.5%
Moisture Content < 1% 0.5%
Residue on Ignition < 0.5% 0.3%
pH (1% solution) 4.0 - 5.0 4.2
Solubility Freely soluble in water Freely soluble
Result: The above product is expected to comply with Practical grade specification.

Tested By

Hitesh Kunjathur Tested By Stamp

Analysed By

Preeti Rane Analysed By Stamp
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