CERTIFICATE OF ANALYSIS
Product Name NAPHTHOL GREEN B For Microscopy CAS Number 19381-50-1
Molecular Formula C 30 H 15 FeN 3 Na 3 O 15 S 3 Catalogue No. AL3170
Molecular Weight 878.45 Batch Number
Manufacturing Date December-2020 Expire Date November-2025

TYPE OF TEST

STANDARD

OBSERVED
Description
Absorptivity (A 1 cm 1% at 715 nm water, on dried substance)
Loss on drying (105°C)
Dark green powder
105 - 115
<10%
Dark green powder
106
8.9%
Result: The above product complies with LR grade

Tested By
Hitesh Kunjathur

Analysed By
Preeti Rane