Tannic Acid (98%)

Quality Class

Food Grade

Assay (%, on dry basis)

≥98

Gallic acid (%)

≤0.75

Loss on drying (%)

≤9.0

Ignition residue (%)

≤0.6

Heavy metals (as Pb)

≤20 ppm

Arsenic (As)

≤3 ppm

Lead (Pb)

≤5ppm

Sugar, dextrin test

CLEAR

Resinous substance

CLEAR

Packaging and Storage

Packaging

Fiber Drum or Kraft Paper Bag, N.W. 25KG.

Storage

Store in cool place. Keep container tightly closed in a dry and well-ventilated place. Protect from moisture. 

Shelf Life

24 months if sealed and stored at a cool place.