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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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