Description

Production capacity: ***0 T/Year
Other name：gallnut acid
Chemical name：3，4，*-Trihydroxybenzoic acid
Mol. form and Mol. wt.： C7H8O6   **8.*3
Description：A white or white crystalline powder. Soluble in *5 proportions of water, 6 alcohol and 2 boil-water, slightly soluble in ether.
Specification:Comply with the requirements of European**3 (*-class) Standard, JIS (*-class)standard, U.S.P.*1 edition(***5), superior grade.
Technical data:
Purity:            %  ≥*9
Sulfate：         ppm  ≤*0
Tannic acid test:   ppm ≤1.0
Loss on drying:    %  ≤*0.0
Residue on ignition: %  ≤0.1
Turbidity:         ppm≤*0
Color number：    fan ≤**0
Usage：Mainly used in medicine、dyestuff、chemical and synthesis industry ,also used in analysis in rare metal. 
Storage：keep in a well-closed container.
Packing:weave bag with plastic bag inside, N.W. *5kg/bag.