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China Yangtze Pchem Co Limited

Products >> Gallic Acid

Gallic Acid

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Description
Product Name: Gallic Acid
Supply Ability:
Related proudcts gallic acid, cas 149-91-7, china gallic acid,
Specifications in accordance with JIS K8898-61 and GB5309-85
Price Term:
Port of loading:
Minimum Order
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Gallic Acid

Chemical name: 3,4,5- trihydroxybenzoic acid Molecular formula and weight( based on 1983 international atomic weight )
CAS 149-91-7
Molecular formula: C6H2(HO)3 .COOH.H2O
Molecular weight: 188.4
Properties:White or grey white crystalline powder,losing crystal water at 100℃ . Soluble in acetone,ethyl acetate, 85-share water, 6-share ethanol, 2-share boiling water, slightly soluble in cold water, insoluble in benzene or trichloromethane.
Use:Industrial gallic acid used in analyzing and testing bismuth, cerium, copper, nitryl,phosphorus, silver, thorium and titanium etc.. It is also widely used in the fields including organic synthesis, pharmaceutical, ink, dyes, national defence and food etc..
Specification: in accordance with JIS K8898-61 and GB5309-85

Main technical index:
Top quality of Japanese standard Top quality of national standard Factory standard
Content¡¡ % ¡Ý 98.5 98.5 99.50
Water solubility test Yellowish, clear Yellowish, clear Yellowish, clear
Loss on drying % ¡Ü 10.0 10.0 10.0
Residue on ignition % ¡Ü 0.05 0.10 0.05
Sulphate % ¡Ü 10.0 PPM 0.02 10.0 PPM
Tannin test¡Ü 1.0 PPM 1.0 PPM 1.0 PPM
Turbidity ¡Ü 10.0 PPM 10.0 PPM 10.0 PPM
Chromatic number APHA ¡Ü 150 180 150


Contract index for exporting to the us
Characteristic Specification Method Source
Assay > 98.0% Acid-Base Titration Reagent Chemicals, 9th ed., ACS
Al 2000 ppb max Manufacturer Method Manufacturer Method
Ca 4000 ppb max Manufacturer Method Manufacturer Method
Fe 3000 ppb max Manufacturer Method Manufacturer Method
Mg 1000 ppb max Manufacturer Method Manufacturer Method
K 2000 ppb max Manufacturer Method Manufacturer Method
Na 2500 ppb max Manufacturer Method Manufacturer Method
Zn 4000 ppb max Manufacturer Method Manufacturer Method


Storage:Stored in sealed container.
Packing: Plastic woven bag,NW: 25Kg/bag, Export products: packed in cardboard drum, 25Kg/drum.


Contact Us
Company: China Yangtze Pchem Co Limited
Contact: Mr. hua cheng
Address: Bldg 18 Wenshayayuan, No.198 Yanjiangdadao
Postcode: 443003
Tel: 0086 717 6307579
Fax: 0086 717 6307522
E-mail:         


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Tel : 0086 717 6307579 Fax : 0086 717 6307522
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