CERTIFICATE OF ANALYSIS
Product Name PYRONIN G For Microscopy CAS Number 92-32-0
Molecular Formula C17H19ClN2O Catalogue No. AL3879
Molecular Weight 302.8 Batch Number
Manufacturing Date December-2020 Expire Date November-2025

TYPE OF TEST

STANDARD

OBSERVED
Loss on drying (110 0c)
Absorbtion maxima (in ethanol 50%)
Suitability for microscopy
Dye content (in spectrophotometry)
15% max.
546-551 nm
Passes test
min. 75%
3.2%
548.2 nm
Passes test
75.2%
Result: The above product complies with LR grade

Tested By
Hitesh Kunjathur

Analysed By
Preeti Rane