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Gallic Acid (used as food additives)

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  Post Date: Jun 05,2013
  Expiry Date: Dec 02,2013
  Detailed Description: Cas No. :149-91-7 Chemical Name: 3,4,5 -Trihydroxy Benzoic Acid
CAS NO.: 149-91-7

Molecular Formula and Weight:C7H6O5
Appearance:White or grayish white crystalline powder
Property:solved in 85 shares of water, 6 shares of ethanol, 2 shares of boiling water; slightly soluble in aether.

Specification:


spec Industry grade Pharm grade Food grade
content ≥99%77777 ≥99.5% ≥99.5%
Drying loss ≤10% ≤10% ≤10%
Ignition residue ≤0.1% ≤0.1% ≤0.1%
APHA ≤180 ≤50 ≤0.1%
Arsenic ---- 0.0003% 0.0003%
Water soluble test ---- clear clear
Gallotannic acid test ---- clear clear
Sulphate(SO4-) ---- 0.01% 0.02%
Chloride(CL-) ---- 0.01% 0.02%
Chroma ---- 180 250
Packing PP+PE bags of 25 net each. 25kg/paperboard drum 25kg/paperboard drum















  CAS Registry Number:

149-91-7
  Synonyms: ;3,4,5-Trihydroxybenzoic acid;Pyrogallol-5-carboxylic acid;Gallic Acid Anhydrous;Gallic acid(anhydrous);
  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: Sichuan Shifang Yuecheng Phosphate Chemical Co., Ltd.     [ China ]          
  Contact: MR LU
  Tel: 86-838-8308088 8308078 83080
  Fax: 86-838-8305189
  Email: ljgyuecheng@yahoo.com.cn
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