A stock solution of Sn 50mgL−1 was prepared by appropriate dilution of a Fluka concentrated standard solution (1000mgL−1, in HCl 1mol L−1), to guarantee the stability of the analyte.
A stock solution of Sn 50mgL−1 was prepared by appropriatedilution of a Fluka concentrated standard solution (1000mgL−1,in HCl 1mol L−1), to guarantee the stability of the analyte.