Ammonium Bifluoride
Molecular Formula:NH4HF2
CAS NO.: 1341-49-7
Molecular Weight:57.05
Property:White transparent crystal, slightly sour, easy deliquescence in air. Slightly soluble in alcohol but easily soluble in cold water and decomposition in hot water; strongly acidic aqueous solution, sublimate under high temperature; corrosion to glass.
Specification:
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Impurity name
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Index
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|
Assay (NH4HF2)
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98.5% max.
|
|
Loss on drying (H2O)
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0.4% max.
|
|
Sulfate (SO4)
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0.05% max.
|
|
Ammonium fluosilicate (NH4)2SiF6
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0.5% max.
|
|
Residue on Ignition
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0.1% max.
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Usage:Used for chemical reagent, glass etching agent, disinfectant and preservative fermentation industry, from beryllium oxide metal beryllium, surface treating agent of silicon steel sheet.
Packing :25KGS plastic woven bag，25KGS compound bag.
Caution at transportation:Must be kept from moisture.
Hazardous details: Inorganic acidic corrosive , UN No.:1727 , Class: 8 , Packing group: II
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