CERTIFICATE OF ANALYSIS

Product Name TANNIC ACID Pure CAS Number 1401-55-4
Molecular Formula C 76 H 52 O 46 Catalogue No. AL4433
Molecular Weight 1701.22 Batch Number
Manufacturing Date December-2020 Expire Date November-2025

TYPE OF TEST

STANDARD

OBSERVED

Description
Heavy metals (as Pb)
Arsenic (As)
Loss on drying at 105°C
Sulphated ash
Reaction of aqueous solution
Dextrin, gum, salts, sugars
Resinous substance
Light brown powder
<0.004%
<0.0003%
<9.0%
<0.15%
Passes test
Passes test
Passes test
Light brown powder
0.002%
<0.0003%
7.1%
0.09%
Passes test
Passes test
Passes test
Result: The above product complies with EP grade

Tested By
Hitesh Kunjathur