CERTIFICATE OF ANALYSIS
Product Name 1-NAPHTHOLPHTHALEIN Indicator grade CAS Number 596-01-0
Molecular Formula C 28 H 18 O 4 Catalogue No. AL3171
Molecular Weight 418.45 Batch Number
Manufacturing Date December-2020 Expire Date November-2025

TYPE OF TEST

STANDARD

OBSERVED
Description
Loss on drying (105°C)
pH 7.1 - 8.3
Black colored powder
<2.0%
Brownish pink to Blue
Black colored powder
0.29%
Brownish pink to Blue
Result: The above product complies with LR grade

Tested By
Hitesh Kunjathur

Analysed By
Preeti Rane