CERTIFICATE OF ANALYSIS
Product Name BIEBRICH SCARLET For Microscopy CAS Number 4196-99-0
Molecular Formula C 22 H 14 N 4 Na 2 O 7 S 2 Catalogue No. AL0700
Molecular Weight 556.49 Batch Number
Manufacturing Date December-2020 Expire Date November-2025

TYPE OF TEST

STANDARD

OBSERVED
Description
Dye content
Absorption maxima (in water)
Spec. Absorptivity A1%/1cm( lambda max 0.001g/l; water, on dried subs.)
Loss on drying (110°C)
Dark brown powder
Min. 70%
506 - 510nm
530 - 740
<15%
Dark brown powder
72.5%
508 nm
720
6.41%
Result: The above product complies with LR grade

Tested By
Hitesh Kunjathur

Analysed By
Preeti Rane