16. Antioxidants Gallic Acid 99%

16. Antioxidants Gallic Acid 99%

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Product Name: Gallic Acid
Purity: 99%
Origin: Chinese Nut-gall
CAS No.: 149-91-7

Characteristics
White or pale yellow fine powder. Slightly bitter. It can react with ferricchloride and then appear blue-black colour.

Applications
In pharmaceuticals industry (such as in the synthesis of trimethoprim), food and feed industries, ink dyes, photography, and paper manufacturing industries.

Storage
Please keep it away from direct light, and wet. 2 years shelf life
Package
25KG/Drum

Certificate of Analysis

Product NameGallic AcidPurity99%
OriginChinese Nut-gallCAS NO.149-91-7
CharacteristicsWhite or pale yellow fine powder. Slightly bitter. It can react with ferricchloride and then appear blue-black colour.
ItemsUnitResults
Assay%≥99.0
Moisture%≤10
Melting Pointdegree centigrade250
Residue on ignition%≤0.1
Sulfate (SO42- )%≤0.01
Chloride (Cl-)%≤0.01
Chroma (Pt-Co ) ≤180
NTU ≤10
Solubility Clear
Tannic Acid test Clear
ApplicationsIn pharmaceuticals industry (such as in the synthesis of trimethoprim), food and feed industries,
ink dyes, photography, and paper manufacturing industries.
StoragePlease keep it away from direct light, and wet. 2 years shelf life
Package25KG/Drum