Chemical properties	Typical analysis	Specifications
ASSAY（HCOOH）	94.26%	94.0%MIN
COLOR（PLATINUM-COBALT）, HAZEN UNITS	5	10MAX
CHLORIDE（CL-）	0.00%	0.002%MAX
SULFATE（SO42-）	0.00%	0.001%MAX
IRON（FE）	0.00%	0.0002%MAX
EVAPORITES	0.00%	0.006%MAX
DILUTION TEST （ACID: WATER=1:3）	PASS	Clear
APPEARANCE	PASS	COLORLESS, CLEAR LIQUID WITHOUT SUSPENDED SUBSTANCE

Product Name	Tannic Acid
Appearance	brown powder
CAS	1401-55-4
Purity	99% min tannic acid
Keywords	tannic acid, tannic acid price, tannic acid food grade
Storage	Keep in a cool, dry, dark location in a tightly sealed container or cylinder.
Shelf Life	24 Months

Pharmaceuticals