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ZHENGZHOU GOLDEN KING CHEMIE CO., LTD.
China
  • Products Catalog

    Sodium Thio Sulphate ( photo grade )

    Price:
    negotiable
    Quantity Order:
    Origin:
    China
    Payment Method:
    Telegraphic Transfer (T/T)
    Pack. & Delivery:
    25kg/ bag

    Specification :

    Photo grade Specification:
    Na2S2O3· 5H2O: 99.0% min
    Water-insoluble : 0.01% max
    Density and phase: 1.667 g/ cm³ , solid
    Solubility in water: Very Soluble
    Melting point: : 40-45 ° C
    Sulphide( as Na2S) : 0.001% max
    Fe: 0.002% max
    PH Value( 200g/ l solution) : 6.5-9.5
    Granularity( g/ g) : 12-16



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