CERTIFICATE OF ANALYSIS
Product Name SELENOUS ACID Extra Pure CAS Number 7783-00-8
Molecular Formula H 2 SeO 3 Catalogue No. AL5423
Molecular Weight 128.97 Batch Number
Manufacturing Date December-2020 Expire Date November-2025

TYPE OF TEST

STANDARD

OBSERVED
Description
Assay (as H2SeO3)
Selenate & Sulphate
Residue on ignition
Insoluble Matter
White crystalline powder
93.0 – 101.0%
Passes USP test
<0.01%
1g in 5 ml water gives clear solution
White crystalline powder
95.64%
Passes USP test
0.008%
1g in 5 ml water gives clear solution
Result: The above product complies with EP grade

Tested By
Hitesh Kunjathur

Analysed By
Preeti Rane