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    Industrial Ammonium hydrogen fluoride

    Molecular formula: NH4HF2
    Molecular weight: 57.05

     

     

     

     

    Item Index
    Top grade First grade Qualified product
    Ammonium hydrogen fluoride(NH4HF2) (as dry)w/% ≥ 98.0 97.0 96.0
    Loss on drying w/% ≤ 1.5 3.0 4.0
    Residue on ignition, w/% ≤ 0.1 0.2
    Sulphate (as SO4)w/% ≤ 0.1 0.1
    Ammonium fluosilicate[(NH4)2SiF6]w/% ≤ 0.5 1.5 3.0

     

    Properties: Colorless diamond or flaky crystal. Easy deliquescence, soluble in water, slightly soluble in alcohol, will break down if heating or in hot water. Corrosion of glass, poisonous.

    Uses: used in glass carve, extraction of rare elements and used as a preservative and mordant.

    Storage: sealed tightly, avoid moisture.

    Transportation: Inorganic poisonous chemicals

    Packing: PE bag, net wt 25kg, or following your demands.

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