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  • Securities referred to as Lianlu Industrial,Securities code:838502
    Service Tel:+86-21-5793-5500 中文 | EN

    PRODUCT SHOW

    Lianlu Industrial

    Home > Products
    Estrone

    Molecular formula:  C18H22O2

    Molecular weight:   270.37

    Structural formula:

    CAS#:   53-16-7                                             

    Test items

    In-house Standard

    Analytical method

    Description

    Small,white crystals or white to creamy white, crystalline  powder

    Visual method

    Clearity of solution

    The solution is clear

    Visual method

    Specific Rotation

    +158°~+165°

    USP35

    Residue on ignition

    ≤ 0.2%

    USP35

    Loss on drying

    ≤ 0.5%

    USP35

    Ordinary  impurities

    Meet the requirement

    HPLC

    Limit of equilenin and equilin

    Meet the requirement

    USP35

    Purity

    ≥99.0%

    HPLC

    Assay (On dried basis)

    97.0~103.0%

    HPLC

     
     

    Contact Us
    +86-21-5793-5500
    E-mail:lianluxs007@shllgf.com
    Add: Room 702,Building 46,No.900 Haili Road,Jinshan,Shanghai 201508,China.
    Factory: Wan Zai Industrial Park, Yichun City, Jiangxi Province
    R&D Department: Industrial Incubator Park, No. 688, Qiushi Road, Jinshan District, Shanghai
    Copyright?(C)?2019,Shanghai Lianlu Industrial Co., Ltd.?All Rights Reserved.Supported by?ChemNet?ChinaChemNet?Toocle
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