Sichuan Tongsheng Biotechnology Co.,Ltd

Sichuan Tongsheng Biotechnology Co.,Ltd

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  • Company Name: Sichuan Tongsheng Biotechnology Co.,Ltd
  • Street: Tianyuan Development Zones
  • City: Deyang
  • Province/state: Sichuan
  • Country/region: China
  • Contact Person: Mr.Ronghu Chen
  • Tel: 86-838-2504166
  • Fax: 86-838-2274207
  • Email:

D-Valine 640-68-6

  • CAS No:640-68-6 (2R)-2-amino-3-methylbutanoic acid
    Molecular Structure

    Detailed Description

    Appearance
    White or off-white crystalline powder

    Specific Rotation
    (C=6N HCl)
    -27.6 to -29.0

    Chloride (Cl)
    not more than 0.02%

    Loss on drying
    not more than 0.2%

    Residue on Ignition
    not more than 0.1%

    Heavy Metals(Pb)
    not more than 10ppm

    Assay
    98.5 to 100.5%