4楼: Originally posted by lulufantasy at 2012-03-27 09:33:27:
Filtrate was acidified to 4% (v/v) nitric acid (trace metal grade, Sigma-
Aldrich) for the determination of soluble Cu, Ni, Cd, and Pb concentrations
using an inductively coupled plasma optical  ...

2楼: Originally posted by lileaf at 2012-03-25 10:04:30:
你测定的溶解态重金属的量绝对不是孔隙水中重金属的量。

2楼: Originally posted by lileaf at 2012-03-25 10:04:30:
你测定的溶解态重金属的量绝对不是孔隙水中重金属的量。