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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