CERTIFICATE OF ANALYSIS
Product Name ERIOCHROME BLACK T AR/ACS CAS Number 1787-61-7
Molecular Formula C 20 H 12 N 3 NaO 7 S Catalogue No. AL2003
Molecular Weight 461.38 Batch Number
Manufacturing Date December-2020 Expire Date November-2025

TYPE OF TEST

STANDARD

OBSERVED
Description
Suitable as metal indicator
Absorption Maximum (pH 10)
Brownish black powder
Passes test
612 - 616 nm
Brownish black powder
Passes test
614 nm
Result: The above product complies with AR grade

Tested By
Hitesh Kunjathur

Analysed By
Preeti Rane