试题详情

GB/T16129-1995居住区大气中田醛卫生检验标准方法分光光度法标准曲线绘制拥有不同含量甲醛且有2mL 溶液具塞比色管中加入()5moL/L氢氧化钾溶液,(0.5%AHMT溶液,盖上管塞,轻轻颠倒混匀三次,放置20min。

A1.0mL,1.0mL

B1.5mL,0.5mL

C0.5mL,0.5mL

D0.5mL,1.5mL