CERTIFICATE OF ANALYSIS
Product Name TUNGSTIC ACID AR CAS Number 01-03-7783
Molecular Formula H 2 WO 4 Catalogue No. AL5427
Molecular Weight 249.87 Batch Number
Manufacturing Date December-2020 Expire Date November-2025

TYPE OF TEST

STANDARD

OBSERVED
Description
Assay
Chloride (Cl)
Sulphate (SO4)
Iron (Fe)
Yellow powder
(Min.) 99.0%
<0.05%
<0.02%
<0.001%
Yellow powder
99.75%
<0.05%
0.01%
<0.001%
Result: The above product complies with AR grade

Tested By
Hitesh Kunjathur

Analysed By
Preeti Rane