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Industrial hydrofluoric acid


Hydrofluoric acid is aqueous solution of hydrogen fluoride. It's colourless and transparent, having strong and irritative smell and causticity. It can pickling such materials containing SiO 2 as glass quickly.
Excellent-grade First-grade products Second-grade products Qualified products
F-40 F-40 F-55 F-60 F-40 F-55 F-60
HF% Min 40.0 40.0 55.0 60.0 40.0 55.0 60.0 30.0-65.0
H2SiF6 % Max 0.02 0.2 0.4 0.5 0.6 1.0 1.0 5.0
H2SO % Max 0.02 0.05 0.08 0.1 0.6 0.8 1.0 -
Fe% Max 0.005 0.01 - - - - - -
[Usage] mainly used in the production of salts fluoride to engrave and erode the glass, clean metal, treat surface, and so on.
[Packing] with polyethylene plastic drum (10kg/25kg/200kg each drum); iron drum with the plastics inside (200kg each drum).
[Note] the content of HF of the products is 35-70%. The production will be organized according to the requirements of the clients.