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Ammonium hydrogen difluoride(Ammonium Bifluoride)

 

Item	Specification
Assay:	98.0%min
Loss on dry:	1.5% max
Residue on ignition:	0.2% max
Sulfate:	0.1% max
Ammonium fluosilicate[(NH4)2SiF6]:	2.0% max

Use: mainly used as glass etching agents (together with fluohydric acid) in the production of etched glass. It also can be utilized as a chemical agent, disinfection and antiseptic agent in fermentation industry, solvent in making beryllium from beryllia and the surface treating agent of silicon steel plate. And more, its used in ceramic, magnesium alloy, the detergent in boiler feed water system and steam-generating system, acidizing of the sandstone in oil well, and the catalyzer of alkylation isomerization.