Certificate of Analysis

Product Name ORCEIN For Microscopy
CAS Number 1400-62-0
Molecular Formula C15H10O5
Catalogue No. AL1124A
Molecular Weight 270.24 g/mol
Batch Number AL-2026-AL1124A
Manufacturing Date September-2026
Expire Date September-2031
Type of Test Standard Observed
Description Black colored powder Black colored powder
Absorption maxima (in 0.01N NaOH) 575 – 582 nm 579 nm
Spec. Absorptivity A1%/1cm (max, 0.001%, 0.01N NaOH) Min. 270 287
Loss on drying <7.0% 4.9%
TLC Test Passes test Passes test
Result: The above product complies with LR grade

Tested By

Hitesh Kunjathur Tested By Stamp

Analysed By

Preeti Rane Analysed By Stamp
ISO Certifications