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Mutual Chemical Imp. & Exp. Co.,  Ltd.
Mutual Chemical Imp. & Exp. Co., Ltd.
China
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    D-Threonine

    D-Threonine

    Quantity Order:
    Origin:
    China

    Specification :

    D-Threonine
    Product Name: D-Threonine
    Synonyms: ( 2R, 3S) -2-amino-3-hydroxybutyric acid
    Molecular Formula: C4H9NO3
    CAS # : 632-20-2

    Test Items Standard
    appearance White to off-white powder
    assay 98.0% to 101.0%
    Specific Rotation [ a] 20/ D + 27.6 to + 29.0 Degree ( C= 6 in H2O)
    Chloride ( Cl) Not more than 0.10%
    Heavy Metals ( Pb) Not more than 10 PPM
    Loss on Drying Not more than 0.20%
    Residue on Ignition ( Sulfated) Not more than 0.20%

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