理化检验技术题库/单项选择题

原子吸收分光光度法测定空气中Pb、Cr、Cd、Hg的分析线波长(nm)分别是

  • A283.3,57.9,228.8,253.7
  • B283.3,253.7,228.8,357.9
  • C357.9,253.7,228.8,283.3
  • D228.8,283.3,253.7,357.9
  • E357.9,253.7,228.8,283.3
参考答案: A
解题思路: >>>立即刷题