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      1. home > Products>Distribution Business>Intermediates & human APIs >API >Vitamin B1 CAS NO 532-43-4
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          Vitamin B1 CAS NO 532-43-4

        • CAS No. :532-43-4
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        Product Details

        VITAMIN B1

        Chemical Name:             

        Vitamin B1 Nitrate; Vitamin B1 Mono; Thiamine nitrate

        CAS Number

        532-43-4

        Molecular Formula

        C12H17N4OS.NO3

        Molecular Weight

        327.36

        Molecular Structure

         

         

        Package

        25kg/drum

        Storage

        Store in a cool, dry place, away from direct heat and light.

        SPECIFICATION

        Items

        Specification

        Identfication

        A: color reaction with ferrous sulfate;

        B: Precipitate reaction with lead acetate

        C: Precipitate reactions with mercuric chloride, iodine, mercuric-potassium iodide and trinitrophenol respectively;

        D:Fluorescence reaction with potassium ferricyanide

        pH

        6.0-7.5

        Loss on dry

        ≤1.0%

        Residue on ignition

        ≤0.2%

        Chloride

        ≤0.06%

        Related compounds

        ≤1.0%

        Residual solvent - Methanol

        ≤0.3%

        Assay(on dry basis)

        98.0%102.0%

        Standard

        USP38


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