CERTIFICATE OF ANALYSIS
Product Name THYMOL BLUE INDICATOR SOLUTION Extra Pure CAS Number 76-61-9
Molecular Formula C27H30O5S Catalogue No. AL5090
Molecular Weight 466.6 Batch Number
Manufacturing Date December-2020 Expire Date November-2025

TYPE OF TEST

STANDARD

OBSERVED
Description
Transition interval from pH 1.2 – 2.8
Transition interval from pH 8.0 – 9.6
Brown colored solution
pink to yellow
greenish yellow to blue
Brown colored solution
pink to yellow
greenish yellow to blue
Result: The above product complies with EP grade

Tested By
Hitesh Kunjathur

Analysed By
Preeti Rane