chemical filter paper

例句：

1. 1.This chemical filter paper is designed to remove pollutants from the air.
   这种化学过滤纸设计用来从空气中去除污染物。
2. 2.The laboratory used this chemical filter paper to purify water.
   实验室使用这种化学过滤纸来净化水。
3. 3. The chemical filter paper was essential for the experiment's success.
   这种化学过滤纸对于实验的成功至关重要。