Gallic acid

• Post Date:

  Mar 19,2015

• Expiry Date:

  Sep 15,2015

• Detailed Description:

  Cas No. :149-91-7 Name: Gallic acid
  Trade Name: 3, 4, 5-Trihydroxybenzoic acid
  M. F.: (HO)3C6H2COOH
  M. W.: 188.13
  CAS: 149-91-7
  Character: A white or pale colored crystalline powder. Soluble in 85 parts of water, 6 parts of alcohol, 2 parts of boiling water. Slightly soluble in ether.
  Assay: 99.0%min
  Loss on drying: 10.0% Max
  Residue on lgnition: 0.1%Max
  Tannic Acid: 1.0 ppm Max
  Sulphates: 0.02% Max
  Turbidity: 10.0ppm Max
  Color: 200# Max
  Use: Gallic acid is used in determination of bismuth, cerium, copper, nitrite phosphorus, silver thorium and titanium, etc. It is widely used in pharmaceutical, dyestuff, chemical and organic synthetic indrstries.
  Packing: packed in fiber drums of 25kg.

• CAS Registry Number:

  149-91-7

• Synonyms:

  ;3,4,5-Trihydroxybenzoic acid;Pyrogallol-5-carboxylic acid;Gallic Acid Anhydrous;Gallic acid(anhydrous);Gallic Acid (Anhydrous & Monohydride);

• Molecular Formula:

  C₇H₆O₅

• Molecular Weight:

  170.1195

• Molecular Structure:

  

• Hazard Symbols:

   Xi:Irritant;
  

• Risk Codes:

  R36/37/38:;
  

• Safety Description:

  S24/25:;
  

• Company:

  lingonberry-daxianling zhongbei northland bio-chem industry co.,ltd     [ China ]        

• Contact:

  candice

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  +86-452-6197118

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  +86-452-6197939

• Email:

  carrie@international-biz.com