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    Huanggang Hengxingyuan Chemical Co., Ltd.
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    Benfotiamine

    Product Name: Benserazide hydrochloride     
    Molecular Formula: C10H15N3O5·HCL
    Molecular Weight: 293.7
    CAS#: 14919-77-8

     ITEMS

    STANDARDS

    Result

    Identification:

    IR

    Complies

    Opticalrotation

    -0.05to+o.o5

    +0.02

    PH

    4.0to 5.0

    4.2

    Impurity A

    ≤0.5%

     0.02%

    Individual other impurity

    ≤ 0.5%

    0.30%

    Total impurities :

    ≤1.0%

     0.32%

    Heavy metals:

    ≤10ppm

           Complies

    Water

    ≤1.0%

     0.4%

    Sulfated ash

    ≤0.1%

     0.070%

    Assay on dry basis

     98.5%— 101.5%

    99.33%

    CONCLUSION:ACCORD WITH  EP7.0/BP2018

     

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