Certificate of Analysis

Product Name ERIOCHROME BLACK T AR (C.I.No.14645)
CAS Number 1787-61-7
Molecular Formula C20H12N3NaO7S
Catalogue No. AL00665
Molecular Weight 461.38 g/mol
Batch Number AL-2026-AL00665
Manufacturing Date September-2026
Expire Date September-2031
Type of Test Standard Observed
Description Brownish black powder Brownish black powder
Suitable as metal indicator Passes test Passes test
Absorption Maximum (pH 10) 612 - 616 nm 614 nm
Result: The above product complies with AR grade

Tested By

Hitesh Kunjathur Tested By Stamp

Analysed By

Preeti Rane Analysed By Stamp
ISO Certifications