The Usage of Ammonium Bifluoride

22-05-2023

Ammonium Bifluoride, also named Ammonium hydrogendifluoride, the chemical formula is NH4F·HF. It is an inorganic compound with strong oxidizing property and corrosion. It is widely used around us. 

Ammonium Bifluoride


The Application of Ammonium Bifluoride


1、Used on metal finishing and protecting against corrosion

   Ammonium bifluoride can form a dense oxide protective layer on metal surfaces, in order to protect the metal surfaces from oxidizing and corroding. It is usually used for burnishing and cleaning the Nickel, Chromium, Tungsten and other metals. Ammonium bifluoride can also used for passivating the surface of stainless steel.  


2、As an etching agent in semiconductor technology

   When Ammonium bifluoride is used as an etching agent in semiconductor technology, it can remove the oxide layer from silicon surface, therefore people can manufacture more delicate and complex semiconductor chips. 


Ammonium Hydrogendifluoride


3、For the production of fluoride compounds

   Ammonium bifluoride can be used in producing fluoride compounds, such as optoelectronic materials, catalysts, polymers, etc.


metal finishing


Foshan Nanhai Shuangfu Chemical Co., Ltd provides high quality Ammonium bifuoride. Our products have strong  competitiveness in the market. If you are interested in our products, please feel free to contact us. We are looking forward to our cooperation. 



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