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        Welcome to visit Haimen Wuyang Chemical Industry Co.,Ltd. official website! Home | Contact Us | Admin | 中文版

        Products Position: Hone > Products
        Ammonium Thiosulphate

        1.Chemcial name:Ammonium Thiosulphate
        2.Structural formula:

        3.Molecular formula: (NH4)2S2O3
        4.Molecular weight:148.20
        5.Physical and chemical properties: colorless transparent liquid or white crystal. Relative density 1.679. Easily soluble in water, solubility in water at 100℃ is 103.3g/100ml. Insoluble in alcohol and ether, slightly soluble in acetone.
        6.Quality index:

        Item
        Liquid index
        Solid index
        Content
        56~60%
        ≥98%
        Appearance
        colorless transparent liquid
        white crystal
        Ammonium sulfite
        ≤1.0%
        ≤1.0%
        Alkalinity
        0.3~1.5%
        ≤0.4%
        Insoluble substance (calcium and magnesium sediments)
        ≤0.2%
        ---
        Heavy metal (Pb)
        ≤0.001%
        ≤0.002%
        Iron (Fe)
        ≤0.00025%
        ≤0.001%
        Sulfide (sulfur)
        ≤0.0002%
        ≤0.0002%
        Ignition residue
        ≤0.1%
        ≤0. 2%
        Specific gravity
        1.310~1.335
        ----


        7.Packing: liquid is packed by 250kg plastic drum. Solid is packed by 25KG plastic woven bag.
        8.Uses: as fixing agent in photographic industry, as fungicide and analytical reagent in pharmaceutical industry.

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