内容简介：
可提供超过6800个化合物的详细信息provides detailed information on more than 6,800 chemicals，主要与环境有关。可通过化学名或其标准标志号检索.{Scorecard provides detailed information on more than 6,800 chemicals, including all the chemicals used in large amounts in the United States or Canada and all the chemicals regulated under major environmental laws. You can search for information by typing in the chemical's name (or any common synonym) or the chemical's standard identification number (Chemical Abstracts Service or CAS registry number). }
