Ammonium Fluoroborate
Molecular Formula:NH4BF4
CAS NO.: 13826-83-0
Molecular Weight:104.86
Property:Colourless needle crystal, easily dissolved in water but insoluble in alcohol; solution reacts acidity characteristics, corrosive to glass; decomposed at 110℃, evaporates under over heating toxic chemicals.
Specification:
|
Impurity name
|
Index
|
|
Assay (NH4BF4)
|
98.5% min.
|
|
Iron(Fe)
|
0.003% max.
|
|
Lead(Pb)
|
0.001% max.
|
|
Chloride(Cl)
|
0.01% max.
|
|
Moisture (H2O)
|
0.2% max.
|
|
Sulfate(SO4)
|
0.05% max.
|
|
Anti-caking
|
0.75-2.0%
|
Usage:Welding flux of various metals like aluminum, copper etc; antioxidant for magnesium castings; retardant, pesticide, resin binder, dye catalyst and analysis reagent.
Package and storage:25KGS compound bag, 25KGS fibre drum
Caution at transportation:Must be kept from moisture.
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