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Gallic Acid

Inquiry
  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: 149-91-7 Gallic acid
  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
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