potassium fluohafnate

例句：

1. 1. This compound isused in the production of potassiumfluoride.
   这种化合物用于生产钾氟化物。
2. 2. The potassium fluoride was found to be effective intreating bone fractures.
   钾氟化物被发现在治疗骨折方面是有效的。
3. 3. Potassium fluoride is commonly usedas a preservative in food andbeverages.
   钾氟化物常被用作食品和饮料的防腐剂。