It appears as a colourless fuming liquid or gas that has a strong and irritating odour. It is a solution of hydrogen fluoride in water. The chemical is also known as fluorhydric acid, hydrofluoride, hydrogen fluoride, fluorane, and fluohydric acid just to mention a few. Anhydrous hydrogen peroxide has the appearance of a colourless fuming liquid which boils at 67 degrees F.
Some of the applications of hydrofluoric acid include:
- It is used in the manufacture of refrigerants.
- It is used in the manufacture of herbicides.
- It is used in the manufacture of pharmaceuticals.
- It is used in the manufacture of plastics.
- It is used in the manufacture of fluorescent light bulbs.
- It is used as a catalyst in petroleum alkylation.
- It is used in cleaning cast iron, brass, and copper.
- It is used in the removing of efflorescence from brick and stone.
- It is applied in the fluorination process in the aluminium industry.
- It is used in the preparation of fluorides.
- It is used in liquid rocket propellents as an additive.
- It is used in the refining of uranium.
- It is used in the refining of hydrogen fluoride gas.
- It is applied in the glass industry for etching and glass cleaning.
- It is used in the production of semiconductors in computer chips.
- It is used in some janitorial products for cleaning tiles.
- It is used to clean porcelain prosthetics in dental laboratories.
- It is used to remove rust in home and commercial laundry products.