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谷胺酸D-Glutamic Acid

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express-cn2009 发表于 2010-1-8 14:31:45 | 显示全部楼层 |阅读模式
谷胺酸D-Glutamic Acid

Wako

Grade: Wako Special Grade  
Storage condition: Keep at RT.
Manufacturer: Wako  

Appearance:  White, crystalline powder - powder  
  Purity:  99.0+% (Titration)  
  Melting Point:  213 degrees C (dec., rapid heating)  
  Specific Rotation:  -28 - -32degrees (D/20 degrees C) (c=5, dil. HCl)  
-12.9 (D/26degrees C) (H2O); D +31 (aq)
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L-Glutamic Acid
Wako

Grade: JIS Special Grade   
Storage condition: Keep at RT.
Manufacturer: Wako  

Appearance:  White crystalline powder  
  Melting Point:  224 - 225 degrees C (211 - 213 degrees C, 247 - 249 degrees C) dec  
  Specific Rotation:  +31.5 - +32.5°(D/20 degrees C)  
+17 (D/25degrees C) (c=2, H2O); +46.8 (D/25degrees C) (c=2, 5M HCl)  
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