Tannic Acid AR



Tannic Acid AR

Capacity: 100gm, 250gm,500gm

Grade: Analytical Reagents (AR)

Molecular Formula: C76H52O46

Molecular Weight: 1701.23

Properties: Lustrous, spongy mass, darkens on exposure to air, odourless and combustible.

Solubility: 10% solution in water is clear.

Description: Faintly yellowish to light brown amorphous powder, darkens on exposure to air.

Identification: Passes test

Loss on drying (at 105°C): 9.0%

Sulphated Ash: 0.1%

Heavy metals (as Pb): 0.003%

Gum, Salt: Passes test.

Sugars, Dextrin: Passes test.

Zinc (Zn): 0.005%

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