Item Code: 7789-29-9
Potassium hydrogen difluoride is the inorganic compound with the formula Khf2. This colourless salt consists of the potassium cation and the bifluoride (Hf2−) anion. The salt is used in etchant for glass. Sodium bifluoride is related and is also of commercial use as an etchant as well as in cleaning products.