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D-Leucine 328-38-1

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  Post Date: Nov 20,2024
  Expiry Date: Nov 20,2025
  Detailed Description: Cas No. :328-38-1 Quantity: 1Metric Tons
Specs:company standard
Payment Method: T/T
Appearance
White fine crystals or White power

Specific rotation(20/D)
(C=4 in 6N HCL)
-14.0 to -16.0°Degree

State of solution
(Transmittance)
Clear and colorless
Not less than 98.0%

Chloride (Cl)
Not more than 0.020%

Heavy metals(Pb)
Not more than 10ppm

Arsenic(As2O3)
Not more than 1ppm

Other amino acids
Chromatographically
Not detectable

Loss on drying
Not more than 0.20%

Residue on ignition(sulfated)
Not more than 0.10%

Assay
99 to100.5%




  CAS Registry Number:

328-38-1
  Synonyms: ;2S)-alpha-leucine;(S)-(+)-Leucine;(S)-2-Amino-4-methylvaleric acid;(S)-Leucine;2-Amino-4-methylpentanoic acid (L);2-Amino-4-methylpentanoic acid, (S)-;2-Amino-4-methylvaleric acid (L);4-Methyl-norvaline;D-Leucine;D-Leu;H-D-Leucine;H-D-Leu-OH;
  Molecular Formula: C6H13NO2
  Molecular Weight: 131.1729
  Molecular Structure: 328-38-1 (2S)-2-amino-4-methyl-pentanoic acid

  Company: SICHUAN TONGSHENG AMINO ACID CO., LTD     [ China ]          
  Contact: Ronghu Chen
  Tel: 0838-2274206/2809458
  Fax: 0838-2274207
  Email: sales@biots.cn
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