522
Anal. Chem. 1991, 63, 522-525
limit is 0.25 gg/ kg of seawater before preconcentration. Results (Table IV) obtained hom the analysis of a seawater sample collected in the Mediterranean Sea by both analytical procedures are in good agreement, within 2%.
T a b l e 111. R e c o v e r y T e s t s Vaddedi
/-'glkg
Vfoundt
0.00 1.70 1.70 1.70 1.70 av Table
/-'glkg
