Certificate of Analysis

Product Name JENNER’S STAIN For Microscopy
CAS Number 62851-42-7
Molecular Formula C20H20N2O5S
Catalogue No. AL00837
Molecular Weight 396.45 g/mol
Batch Number AL-2026-AL00837
Manufacturing Date September-2026
Expire Date September-2031
Type of Test Standard Observed
Description Black very dark brown or very dark green powder Dark green powder.
Absorbance maxima ( ? max1) about 522 nm 522.4 nm
Absorbance maxima ( ? max2) about 651 nm 651.2 nm
Result: The above product complies with LR grade

Tested By

Hitesh Kunjathur Tested By Stamp

Analysed By

Preeti Rane Analysed By Stamp
ISO Certifications