TANNIC ACID AR/ACS
Article No. | Grade | Purity | CAS No. | Molecular Formula | Molecular Weight | H.S. Code | Shelf Life |
---|---|---|---|---|---|---|---|
SC0257 | AR/ACS | 1401-55-4 | C76H52O46 | 1701.22 | 3201.9090 | 60 Months |
Packings
100 g,250 g,500 g |
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 |
Specifications
Appearance | Yellowish white to light brown amorphous powder |
Identity (IR) | Passes test |
Identification | Passes test |
Reaction of aqueous solution | Passes test |
Dextrins, gum, salts, sugars | Passes test |
Resinous substances | Passes test |
Heavy metal (as Pb) | Max 0.003% |
Zinc (Zn) | Max 0.005% |
Arsenic (As) | Max 0.0003% |
Loss on drying (at 105°C) | Max 12% |
Residue on ignition | Max 0.5% |
Safety Information and Hazard Symbols
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