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Molecular Formula
|
NH4HF2 |
M.W.
|
57.04
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Property
|
It is a colourless rhombus or flake crystal, soluble in water, but insoluble in alcohol. Its stable liquor is acidity in dry condition. It decomposes in hot water and has poison.
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Appearance
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|
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Specification
|
(%)
|
| item |
Industry-grade |
| NH4HF2 |
98.5min |
| Chloride(Cl) |
0.1max |
| Residue on ignition |
0.2max |
| Sulfate (SO4) |
0.1max |
| Silicate (SiO2) |
0.5 max |
| H2O |
0.5 max |
| Heavy metal (Pb) |
0.02max |
| Fe |
0.05max |
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|
Use
|
It is used as glass etchant, aseptic and disinfector in fermenting industry, screening agent, flux of metallurgy and analytical reagent. It is also used for pottery and magnesium alloy.
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Storage
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Store in a dry and clean storeroom. The highest temperature of storeroom should not exceed 250C .Strictly prohibit insolation and prevent rain.
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Packing
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Woven bags lined with plastic bag.25Kg net each. |
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Price(USD/MT)
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Negotiable
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