(来学网)生活饮用水中锌的测定可用锌试剂-环己酮分光光度法。该法最低检测质量为5μg,若取20ml水样,则最低检测浓度为
  • A.
    (来学网)0.25mg/L
  • B.
    (来学网)0.1mg/L
  • C.
    (来学网)0.025mg/L
  • D.
    (来学网)0.005mg/L
  • E.
    (来学网)0.5mg/L