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D-Valine
2-Amino-3-methylbutanoic acid(D)£»D-2-Amino-3-methylbutanoic acid
640-68-6
it¡¯s a optic active organic acid, and mainly used in producing the Valine protective agent of new-broad-spectrum antibiotics, D-Valinol,Polypeptides. It¡¯s also a important organic chiral resource, mainly in applying to the chiral pharmaceuticals,chiral additives, chiral assistant.

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Specification:

Description£ºwhite crystal or crystalline powder, taste sweet, easy soluble in water.

Specific rotation: -26.5 ~ 28¡ã

Arsenic: not more than 1.5mg/kg

Heavy metals(as Pb): not more than 0.002%

Chloride: not more than 0.1%

Assay: not less than 99.0%

Residue on Ignition: not more than 0.1%
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CITIC Ningbo
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