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    itamin K1

    CAS number： 84-80-0

    Molecular formula：

    molecular weight：

    Chemical structure：

    Details

    Product Name
    		 Vitamin K1
    Shelf Life
    		 2 years
    Item
    		 Test
    		 Result
    Appearance
    		 A clear, intense yellow, viscous, oily liquid, practically insoluble in water, sparingly soluble in alcohol, miscible with fatty oils.
    		 conform
    Identification
    Refractive index
    		 1.523-1.526
    		 1.525
    UV spectrum
    		 Test solution and std solution exhibit maxima at the same wavelength and absorptivity at 248nm is within 3.0%
    		 conform
    Infrared spectrum
    		 Conformance with standard spectrum
    		 conform
    Reaction 1
    		 A 1 in 20solution of it in dehydrated Alcohol is neutral to litmus.
    		 conform
    Reaction 2
    		 Test the limit of menadione
    		 conform
    Assay (Z and E isomers)
    		 97.0% to 103.0%
    		 98.31%
    Assay (z isomer)
    		 ≤21.0%
    		 16.69%
    Conclusion: The product comply with USP35.