propionaldoxime

例句：

1. 1.The chemical propionaldoxime is used as a preservative in food storage.
   亚硝酸钠作为食品储存的防腐剂。
2. 2. The manufacturer of propionaldoxime has been fined for violating safety regulations.
   亚硝酸钠的制造商因违反安全规定而被罚款。
3. 3. In the laboratory, propionaldoxime is often used to test for bacterial contamination.
   在实验室中，亚硝酸钠常用于检测细菌污染。