Use of Functionalized Resin for Matrix Separation and Trace Elements Determination in Petroleum Produced Formation Water by Inductively Coupled Plasma Mass Spectrometry

Table 5

Parameters of analytical curve obtained after application of the developed preconcentration/separation procedure.

Metal	Analytical curve	R
Co	y = 111050 CCo + 29135	0.9955
Cd	y = 44942 CCd + 7216	0.9989
Pb	y = 81383 CPb + 1039	0.9983
Cu	y = 82209 CCu + 3603	0.9985
Ni	y = 135611 CNi + 22524	0.9981