TANNIC ACID
TANNIC ACID Extra Pure
Short Name: TANNIC ACID
Synonym: Gallotannin, Tannin
Basic Details
Article No.
LG4433
Grade
Extra Pure
Purity
CAS No.
1401-55-4
HS Code
3201.9090
Shelf Life
60 Months
Packings Avialable
Physical Properties
Physical state at 20 °C
Solid
Colour
Light brown
Odour
Faint odour
Melting point/ Freezing point [°C]
218 °C
Decomposition point [°C]
200 °C
Auto-ignition temperature [°C]
527 °C
Flash point [°C]
199 °C
Solubility in water [% weight]
Soluble in water
Chemical Specifications
Appearance
Yellowish white to light brown amorphous powder
Heavy metal (as Pb)
Max 0.004%
Arsenic (As)
Max 0.0003%
Loss on drying (at 105°C)
Max 9%
Sulphated ash
Max 1.0%
Reaction of aqueous solution
Passes test
Dextrins, gum, salts, sugars
Passes test
Resinous substances
Passes test
Safety Information & Hazard Symbols