1. The harmful substance for health includes fatal substance, substance that can arise hypersusceptibility, environmental hormone and futures. 纺织品上对人体有害的物质主要为致癌物质、过敏物质、环境荷尔蒙和其它有害物质四大类。
2. The substance was extracted by hot distilled water to obtain a water-soluble substance (WSS) and a water-insoluble substance (WIS). 白色云状物经热水浸提、离心后，得到水溶性物质（WSS）和水不溶性物质（WIS）。
3. The harmful substance for health includes fatal substance, substance that can arise hypersusceptibility, environmental hormone and futures. 纺织品上对人体有害的物质主要为致癌物质、过敏物质、环境荷尔蒙和其它有害物质四大类。
4. The substance was extracted by hot distilled water to obtain a water-soluble substance (WSS) and a water-insoluble substance (WIS). 白色云状物经热水浸提、离心后，得到水溶性物质（WSS）和水不溶性物质（WIS）。
5. A substance participating in a chemical reaction, especially a directly reacting substance present at the initiation of the reaction. 属于原子或分子变化反应，运用这一反应，使用这一反应产生的物质，或由该反应制成。
网络释义
chemical agent chemical reagent reagent chemical 化学试剂;
chemical agent chemical reagent reagent chemical 化学试剂;
