CERTIFICATE OF ANALYSIS
Product Name LIGHT GREEN (for microscopy) CAS Number 5141-20-8
Molecular Formula C37H34N2Na2O9S3 Catalogue No. AL2736
Molecular Weight 792.85 Batch Number
Manufacturing Date December-2020 Expire Date November-2025

TYPE OF TEST

STANDARD

OBSERVED
Description
Dye content
Absorption(in water)
Loss on drying (110 0c)
Dark Red / Dark purple or blackish purple / dark violet / dark maroon colored powder.
80% min
629 - 634 nm
12 % max
Dark maroon colored powder
81.28%
633.45 nm
8.45 %
Result: The above product complies with LR grade

Tested By
Hitesh Kunjathur

Analysed By
Preeti Rane