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Molecular formula：NH4HF2 Molecular weight：57.04
Application：Used as a chemical reagent, combined with hydrofluoric acid for glass etchants, fermentation industrial disinfectants and preservatives, ceramics, magnesium alloys, etc. Also used as analytical reagents and bacterial inhibitors.
Property：White or colorless transparent orthorhombic crystal, the product is in the form of flakes, relative density 1.52g/cm3, melting point 125°C, boiling point 230°C, deliquescent in air, slightly soluble in alcohol, very soluble in cold water, in heat It is decomposed in water and the aqueous solution is strongly acidic, which can corrode the glass and is corrosive and toxic to the skin.
CAS No.:1341-49-7 HS ：2826191010 Drawback：0%
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Project
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Index
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Export level
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Industrial grade
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Appearance
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White salt with slight hygroscopicity
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White salt with slight hygroscopicity
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Content ％
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≥99.0
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≥98.5
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Sulfate（SO4） ％
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≤0.005
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≤0.1
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Nitrate（NO3） ％
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≤0.005
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≤3.0
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Chloride（Cl） ％
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≤0.001
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≤0.001
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Iron（Fe） ％
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≤0.0005
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≤0.0005
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Lead（Pb） ％
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≤0.0005
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≤0.002
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Burning residue ％
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≤0.01
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≤0.2
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Loss on drying ％
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≤1.0
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≤3.0
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Foreign body determination
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≤1mm/10 pcs
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≤1mm/10 pcs
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Shelf life Year
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Supply reference
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Packing specification
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25kg composite kraft paper bags, cartons or cardboard drums or according to customer needs.
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Quote reference Yuan / ton
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