CERTIFICATE OF ANALYSIS
Product Name PYROGALLOL AR CAS Number 87-66-1
Molecular Formula C 6 H 6 O 3 Catalogue No. AL3875
Molecular Weight 126.11 Batch Number
Manufacturing Date December-2020 Expire Date November-2025

TYPE OF TEST

STANDARD

OBSERVED
Description
Assay
Melting range
Chloride (Cl)
Sulphate (SO4)
Ash
Loss on drying
Gallic acid
White powder
(Min.) 98.5%
132 -134°C
<0.002%
<0.005%
<0.02%
<0.04%
To pass the test
White powder
98.82%
132 -134°C
<0.002%
0.004%
<0.02%
0.03%
To pass the test
Result: The above product complies with AR grade

Tested By
Hitesh Kunjathur

Analysed By
Preeti Rane