CERTIFICATE OF ANALYSIS
Product Name LIGHT GREEN SF yellowish For Microscopy CAS Number 5141-20-8
Molecular Formula C 37 H 34 N 2 Na 2 O 9 S 3 Catalogue No. AL2737
Molecular Weight 792.86 Batch Number
Manufacturing Date December-2020 Expire Date November-2025

TYPE OF TEST

STANDARD

OBSERVED
Description
Dye content
Absorption (in water)
Spec. Absorptivity A1%/1cm (max; 0.0005%; water)
Loss on drying (110°C)
Dark violet powder
Min. 80%
629 - 634 nm
830 - 1130
<12%
Dark violet powder
80%
631 nm
947
<12%
Result: The above product complies with LR grade

Tested By
Hitesh Kunjathur

Analysed By
Preeti Rane