Gallic Acid

• Post Date:

  Aug 14,2014

• Expiry Date:

  Feb 10,2015

• Detailed Description:

  Cas No. :149-91-7 Specs:high purity and quality
  

  Packaging & Delivery

  Packaging Details:	25 kg/fibre drum
  Delivery Detail:	Within 10 days after received your deposit

  Specifications

  Gallic Acid
  1 99%min
  2 White or grayish white crystalline powder
  3Quality assurance supplier stability
  4Prompt delivery

  Gallic Acid

  Chemical Name: ?3,4,5 -Trihydroxy Benzoic Acid
  CAS No.: 149-91-7
  Molecular Formula and Weight: ?C₆H₂(HO)₃ .COOH.H₂O ; 188.13
  Appearance: White or grayish white crystalline powder
  Solubility: solved in 85 shares of water, 6 shares of ethanol, 2 shares of boiling water; slightly soluble in aether.
  Specification: ?EP93 (First Grade), ?JP (First Grade), ?USP21(Top-Class Product).
  Usage: ?Widely used in many industries, such as pharmaceuticals, dyes, chemicals and organic synthesis, as well as in the analysis of rare metals.
  Storage: In hermetically sealed containers
  Packing: >25 kg/fibre drum

  Specification:

  Synonyms:	3,4,5-Trihydroxybenzoic Acid
  Molecular Formula:	C6H2(OH)3H-H2O
  CAS	5995-86-8 (Monohydrate)
  EINECS:	205-749-9
  Molecular Weight:	188.13
  ? Specifications	?
  Item	Unit	Requirement
  Content	%	99.0 min
  Appearance	?	White or pale colored crystalline powder
  Loss of drying	%	10.0 max
  Residue on ignition	%	0.1 max
  Water solubility test	?	Clear
  Tannic Acid test	?	Clear
  Sulfate	%	0.01 max
  Chloride	%	0.01 max
  Color	Pt-Co	180 max
  Turbidity	NTU	10 max
  Heavy Metals (as Pb)	ppm	10 max

• 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:

  Anyang Criss chemicals Co,.ltd.     [ China ]        

• Contact:

  Mr zhang

• Tel:

  86-372-5055727

• Fax:

  86-372-5055727

• Email:

  crisschem@hotmail.com