mercuric p-chlorbenzoate

例句：

1. 1.The chemical was used as a preservative in the food industry.
   这种化学物质在食品工业中用作防腐剂。
2. 2. The study found that exposure to this compound could have negative health effects.
   研究发现，暴露于这种化合物可能对健康产生负面影响。
3. 3. Mercury dichlorbenzoate is banned in many countries due to its toxicity.
   由于其毒性，许多国家禁止使用汞二氯苯甲酸盐。