CERTIFICATE OF ANALYSIS
Product Name DIMETHYL SULPHOXIDE For Synthesis CAS Number 67-68-5
Molecular Formula C OS 2 H 6 Catalogue No. AL1876
Molecular Weight 78.13 Batch Number
Manufacturing Date December-2020 Expire Date November-2025

TYPE OF TEST

STANDARD

OBSERVED
Description
Assay (GC)
Free acid (as CH3COOH)
Substance discolored by (H2SO4)
Water
Solubility (10% in water)
A clear colorless liquid
Min. 99.0%
<0.001%
Passes test
<0.2%
Clear & colourless
A clear colorless liquid
99.35%
<0.001%
Passes test
0.1%
Clear & colourless
Result: The above product complies with LR grade

Tested By
Hitesh Kunjathur

Analysed By
Preeti Rane