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美国环保局根据 1986年修订的《安全饮水法》于 1991年 7月制订了饮水中铜的条例。规定铜的一级最高污染物水平目标(MCL G) 1.3mg/L。基于预防胃肠病 (呕吐、恶心、胃挛和腹泻 )在铜的一级最高污染物水平 (MCL )列入处理技术的行动水平1.3 mg/L。环保局另规定非强制性铜的二级?
The United States Environmental Protection Agency in July 1991 under the “Safe Drinking Water Act” revised in 1986 enacted copper in drinking water regulations. The copper level of the highest level of pollutants target (MCL G) 1.3mg / L. The level of action-based treatment (1.3 mg / L) was included in the copper-based Maximum Contaminant Level (MCL) for the prevention of gastrointestinal disease (vomiting, nausea, gesloci and diarrhea). EPA also provides non-mandatory copper two?