Product Name: Hydrofluoric acid  

Aliases: hydrofluoric acid, hydrogen fluoride solution  

Appearance: colorless transparent to light yellow smoke, a strong pungent smell  

CAS No. :7664-39-3  

Chemical formula: HF  

Product quality index (standard)/specification: 40% GB/T 7744-2008  

Product Application:  

Purification of aluminum and uranium, etched glass and pattern semiconductor industry used to remove silicon surface oxides, stainless steel surface impurities can also be used, in addition to the synthesis of fluorinated organic compounds.