Alias:
Ammonium hydrogen difluoride
ammoniumfluoridecomp.withhydrogenfluoride(1:1)
ammoniumfluoridecomp withhydrogenfluoride(1:1)
ammoniumbifluoride,solution
ammoniumfluoride((nh4)(hf2))
AMMONIUM HYDROGEN FLUORIDE
acidammoniumfluoride
ammoniumbifluoride,solid
hydrofluoric acid, ammonium salt (1:1)
Ammonium Hydrogenfluoride
glass etchant
CAS No. 1341-49-7 Chemical formula:NH4HF2
EINECS:215-676-4 Molecular weight:38.0443
Ammonium bifluoride is a kind of corrosive chemical substance, which decomposes toxic fluoride, nitrogen oxide and ammonia gas in the presence of moisture and water. Soluble in water is weak acid, can dissolve glass, slightly soluble in alcohol, very soluble in cold water, aqueous solution has strong acidity, can sublimate at higher temperature, can corrode glass, corrosive to skin, toxic.
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Parameter
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Grade
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Product Name
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Ammonium bifluoride
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Appearance
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white or colorless transparent orthorhombic crystal, the commodity is flake and slightly sour
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Water solubility
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slightly soluble in alcohol, extremely soluble in cold water and decomposed in hot water. Water dissolves in strong acidity.
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Density
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1.52g/cm3
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Boiling point
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240 ℃
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Melting point
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125.6 ℃
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It is used as glass etchant, disinfectant, preservative, solvent of metal beryllium, surface treatment agent of silicon steel plate, and also in the manufacture of ceramics and magnesium alloys
Packing:25kg Bag.
Dangerous goods transport No.: UN1727 8/PG 2
HS Code:2826191010
