ammonium acid fluoride

例句：

1. 1. This compound is used as a catalyst in the synthesis of plastics.
   这种化合物在合成塑料中用作催化剂。
2. 2. The process involves reacting this compound with another to produce a new material.
   该过程涉及将这种化合物与另一种物质反应以产生新材料。
3. 3. Due to its corrosive properties, this compound must be handled with extreme caution.
   由于其腐蚀性，这种化合物必须小心处理。