(来学网)饮水味不好,并产生泡沫时,水中的烷基苯磺酸钠(ABS)阴离子合成洗涤剂的浓度为
  • A.
    (来学网)10mg/L
  • B.
    (来学网)0.2mg/L
  • C.
    (来学网)1.0mg/L
  • D.
    (来学网)0.1mg/L
  • E.
    (来学网)0.5mg/L