| 单词 | potassium fluoride | 
| 释义 | potassium fluoridenoun  : any of several salts made usually by reaction of hydrofluoric acid with potassium carbonate: such as    a    : the hygroscopic crystalline normal salt KF used chiefly as a solder flux and as a fluorinating agent in organic synthesis    b    or potassium bifluoride  : the poisonous corrosive crystalline acid fluoride KHF2 used chiefly as an electrolyte in the manufacture of fluorine and as a solder flux : potassium hydrogen fluoride   | 
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