Factory supply pharmaceutical Tolfenamic Acid 13710-19-5

1-1000 Kilograms

$30.00

≥1001 Kilograms

$10.00

  • Item No.Tolfenamic Acid
    MOQ1 Kilogram / Kilograms
    description
    Product Description

     

    FunctionLNonsteroidal anti-inflammatory and analgesic.

     

    CAS  No.:

    		13710-19-5
    Formula:C14H12ClNO2
    Molecular weight:261.7
    Density:1.333 g/cm3
    Boiling Point: 210-214º
    Basic Information

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    Inspect Item
    Specification
    Results
    Appearance
    White or slightly yellow, crystalline powder
    Conforms
    Solubility
    Practically insoluble in water, soluble in dimethylformamide, sparingly soluble in ethanol and in methylene chloride
    Conforms
    Identification
    A. Light absorption: the ratio of the absorbance measured at the maximum at 286nm to that maximum at 345nm should be 1.2 to 1.4
    Conforms
    B. IR absorption spectrophotometry should be conformed
    1.2
    C. TLC chromatography (245nm) should be conformed
    Conforms
    Melting point
    210~214℃
    212.1~212.6℃
    Related substances
    Impurity A<0.1%;Impurity B<0.05%
    Conforms
    Any other impurity<0.1%
    Conforms
    Total impurity<0.5%
    Conforms
    Copper
    Not more than 10ppm
    Conforms
    Loss on drying
    Not more than 0.5%
    0.20%
    Sulphated ash
    Not more than 0.1%
    <0.1%
    Assay (basis on dry)
    99.0~101.0%
    99.70%
    Conclusion
    The results conforms with EP6.0 standards
    Packaging & Shipping

     

     

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    Our Services

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    Company Information

    Qingdao Sigma Chemical Co., Ltd.is a global chemical industry manufacturers and suppliers of pharmaceuticals and intermediates, food and feed additives, herbal extracts, agrochemicals and fine chemicals etc.

    The aim of Qingdao Sigma Chemical Co., Ltd is a quality policy that "Elements in the system all have been satisfied, Personnel has been trained; Every batch of material is checked, Each procedure guarantees the quality; Every bag of our products is top grade, Service is thoughtful all the time, quality and reputation to increase market share and promote enterprise development. The quality, colors and forms of our products have reached a high level in related chemical industry, which relies on characteristic and advanced processing technology and it has gained a high and reliable reputation from customers at both quality and services.
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    FAQ

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