Analysis was carried out at the most sensitive analytical spectral lines of the metals (Mn – 279.5 nm, Fe – 248.3 nm, Cu – 324.8, Zn – 213.9 nm, Cr – 357.9 nm, Cd – 228.9 nm, Pb – 283.3 nm and Ni – 341.5 nm)
Analysis was carriedout at the most sensitive analytical spectral lines of the metals(Mn – 279.5 nm, Fe – 248.3 nm, Cu – 324.8, Zn – 213.9 nm,Cr – 357.9 nm, Cd – 228.9 nm, Pb – 283.3 nm and Ni – 341.5 nm)