Hangzhou Dahua Chemical Co.,LTD.

L-Arginine

• Category :

  Inorganic chemicals/Inorganic salts

• Synonyms :

  (S)-2-Amino-5-guanidinopentanoic acid;H-Arg-OH;L-Arginine base;Arg;L-2-Amino-5-guanidinopentanoic acid;L(+)Arginine;L(+)-Arginine;(2S)-5-{[amino(iminio)methyl]amino}-2-ammoniopentanoate;Arginine;2-amino-5-guanidino-pentanoic acid;(S)-2-amino-5-guanidino-pentanoic acid;

• CAS NO :

  74-79-3

• EC NO :

  200-811-1

• Molecular Formula :

  C₆H₁₄N₄O₂

• Molecular Weight :

  175.2084

• Main Specifications :

• InChI :

  InChI=1/C6H14N4O2/c7-4(5(11)12)2-1-3-10-6(8)9/h4H,1-3,7H2,(H,11,12)(H4,8,9,10)/p+1/t4-/m0/s1

• Product description :

   

  

   

  CAS NO. 74-79-3
  Specification meets or exceeds the current EP and USP.

  Molecular Structure & Formula

   

  

   

  Synonyms
  L-1-Amino-4-guanidovaleric acid; L-2-Amino-5-Guanidinovaleric acid; L-α-Amino-δ-guanidovaleric acid; L-Guanidine aminovaleric acid; N_δ-Amidino-L-ornithine

  Parameter	Specification
  Color	White
  ODOR	Characteristic
  Appearance	Crystals Or Crystalline Powder
  State of Solution (Transmittance)	98.0% Minimum
  % Ammonium (NH4+)	0.02% Maximum
  % Chloride (Cl-)	0.02% Maximum
  % Sulfate (SO42-)	0.02% Maximum
  Iron (Fe) (ppm)	10 ppm Maximum
  Heveay Metals (Pb) (ppm)	10 ppm Maximum
  Arsenic (As2O3) (ppm)	1 ppm Maximum
  Residue on Ignition (Sulfated)	0.10% Maximum
  Loss on Drying	0.50% Maximum
  Foreign Amino Acids	0.40% Maximum
  pH (10%, aqueous)	10.50 – 12.00
  Specific Rotation (dry, 8, 6N HCl )	+26.9°– +27.9°
  Assay (Dry Basis)	99.0 – 101.0%

   
  Usage
  DH-181 is used for the biochemical researches.
   
  Storage & Handling
  DH-181 should be stored in a cool, dry and clean area. Containers should be tightly sealed when not in. Dahua certifies that DH-181 in unopened containers will meet sales specifications for twelve months from the date of manufacture.
   

  Packaging

  DH-181 is available in fibre drums with polyethylene liners (25Kg/Fibre Drum). They can also be packaged in a variety of other containers upon request.

• Molecular Structure :