Contaminant Candidate List 1

CCL 1 is a list of contaminants that are currently not subject to any proposed or promulgated national primary drinking water regulations, that are known or...CCL 1是一份污染物清单，其中所列污染物目前均未受到任何已颁布或拟议的国家一级饮用水法规约束，且该类污染物为已知或……