L-Glutamicacid

• Post Date:

  Sep 08,2016

• Expiry Date:

  Sep 08,2017

• Detailed Description:

  Cas No. :98-79-3 Standard: AJI92
  Items Specifications
  Appearance White crystalline powder
  State of solution
  (Transmittance) Clear and colorless not less than 98.0%
  Specific optical rotation +31.5o ~ +32.5o
  Assay ,% min 99.0 ~ 100.5
  Loss on drying,% max 0.2
  Heavy metals (as Pb) max 10ppm
  PH value (5% in water) 3.0~3.5
  Residue on ignition,% max 0.1
  Chloride ,%（as Cl） max 0.02
  Sulfate(SO4),%（as SO4） max 0.02
  Iron(as Fe), max 10ppm
  Other amino acids Accord with specifications
  Arsenic(as As2O3), max 1ppm
  Ammonium(as NH4),% max 0.02

• CAS Registry Number:

  98-79-3

• Synonyms:

  ;5-Oxo-L-proline;Pyroglutamicacid;pidolic acid;glutiminic acid;5-oxoproline;Pyr-OH;L-Pyroglutamic acid;H-Pyr-OH;L-2-Pyrrolidone-5-carboxylic acid;(S)-(-)-2-Pyrrolidinone-5-carboxylic acid;L-Pyrpglutamic Acid;5-Oxopyrrolidine-2-carboxylic acid;5-Pyrrolidone-2-carboxylic acid;L-5-Pyrrolidone-2-carboxylic acid;pyroglutamic acid;Pyrrolidonecarboxylic Acid;L-pyro glutamic acid;(2S)-5-oxopyrrolidine-2-carboxylate;

• Molecular Formula:

  C₅H₆NO₃

• Molecular Weight:

  128.1066

• Molecular Structure:

  

• Hazard Symbols:

   Xi:Irritant;
  

• Risk Codes:

  R36/37/38:;
  

• Safety Description:

  S26:;
  S36:;
  

• Company:

  Shijiazhuang Haitian Amino Acid Co., Ltd.     [ China ]        

• Contact:

  Yolanda Zhao

• Tel:

  86-311-88908111

• Fax:

  86-311-88908222

• Email:

  aminoacidchem@yeah.net