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D(-)TARTARIC ACID

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  Post Date: Mar 01,2016
  Expiry Date: Aug 28,2016
  Detailed Description: Cas No. :147-71-7
D(-)TARTARIC ACID
 
 
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【Scientific Name】D(1)-threo-2,3-dihydroxy succinic acid
【Molecular Formula】C4H6O6
【Structural Formula】

【Molecular Weigh】150.1
【CAS Number】147-71-7
【Character】Colorless, without smell, crystal, or white powder, with strong smell, left hand, lustrous; Specific gravity is D204=1.76; It is soluble in water,alcohol,and diethyl ether.

【Specifications】Enterprise Standard(Pharm grade)
Item
Index
Apperance
White crystals powder
Specific Rotation [alpha/20/D]
-12.0 to -12.5
Loss on drying
Not more than 0.5%
Residue on lenition
Not more than 0.1%
Heavy Metals (pb)
Not more than 0.001%
Oxalate
Under Limit
Assay
Not less than 99%
【Uses】It is mainly used as sour agent, biochemical reagents, racemic materials splitting agent, medicine splitting agent of beverage, sugar, bread, gelatin. Besides it can also be used as splitting agent, salt and ester of photography , can-making, printing, dyeing, and ceramics.
【Packing】25kg paperboard drum

  CAS Registry Number:

147-71-7
  Synonyms: ;D(-)-Dihydroxysuccinic acid;Unnatural tartaric acid;D-(-)-Tartaric acid;(2S,3S)-D-(-)-tartaric acid;D(-)Tartaric acid;D(-)-Threaric acid;D-Tartaric acid;D-2,3-Dihydroxysuccinic acid;(2S,3S)-2,3-dihydroxybutanedioate;
  Molecular Formula: C4H6O6
  Molecular Weight: 150.08804
  Molecular Structure: 147-71-7 D(-)-Tartaric acid
  Hazard Symbols:  Xi:Irritant;
  Risk Codes: R36/37/38:;
  Safety Description: S26:;
S37/39:;

  Company: Hangzhou Ruijing Biotechnology Co.,Ltd. (Hangzhou Lin'an Jinlong Chemical Co.,Ltd.)     [ China ]        
  Contact:
  Tel: +86-571-63929889,63929887,1339
  Fax: +86-571-63929880
  Email: export@jlchem.com
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