Specification:
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Appearance
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White or light brown or needle-like crystalline powder.
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|
content
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99%min
|
|
Loss on drying
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1%max
|
|
Residue After Ignition
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0.1%max
|
|
Sulfate
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0.02%max
|
|
Tannic Acid
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1ppm max
|
|
Turbidity
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10 pp max
|
|
Moisture
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10%max inner
|
|
Melting Point
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235-240 ° C
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Usages: Gallic acid in pharmaceuticals, inks, dyes, food, light and organic synthesis has many uses. Gallic acid and ferric ion 3 Generation Blue Black precipitations is Black ink materials; Industry also used leather; Camera reagent could be done. Gallic acid propyl of antioxidants, edible oils can be used to prevent the stench metamorphism. The medical Gallic acid is bleeding convergence agent, the local mild stimulant.
Package: Export products in paperboard circular kegs of 25kg net each.
Storage: Reagent Gallic acid should be kept in a well-closed container.