产品详情
Tannic Acid (Pharmaceutical grade)
Tannic Acid (Pharmaceutical grade)

Tannic Acid (Pharmaceutical grade)
Product source
Extract from cecidum of Galla Chinensis.
Active ingredients
Tannic acid
Specifications
Tannic Acid  86%
 
Gallic acid  7% max
Test method
UV
Appearance
Off-white powder
Particle size
80 mesh
Loss On Drying
9% max
Ash
5%
Heavy metal
20ppm max
Pesticides
2ppm max
Total Plate
<1000CFU/g
Yeast&Mold
<100CFU/g
Salmonella
Negative
E.coli
Negative
Function
1.       the medical tannin for is anti-bacterial, anti-enzymatic and astringent functions
2.       It is used as an ingredient for antibiotics, guitinea drugs, detoxicants and antidysenterics and a symerist for synhetic sulphanilamide.
Storage
Store in cool & dry place. Keep away from strong light and heat.
Packing
25 kg / drum each piece is packed in a polybag, then in a carton.  
Shelf Life
2 years when properly stored
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