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Talanta. 1998 Dec;47(5):1237-43. doi: 10.1016/s0039-9140(98)00211-2.

Co-precipitative pre-concentration with sodium diethyldithiocarbamate and ICP-AES determination of Se, Cu, Pb, Zn, Fe, Co, Ni, Mn, Cr and Cd in water.

Talanta

D Atanassova, V Stefanova, E Russeva

Affiliations

  1. Centre of Analytical Chemistry and Applied Spectroscopy, Plovdiv University, 24 Tsar Assen Steet, 4000 Plovdiv, Bulgaria.

PMID: 18967429 DOI: 10.1016/s0039-9140(98)00211-2

Abstract

Sodium diethyldithiocarbamate in the presence of a weak oxidizing agent is used as a co-precipitative agent for the pre-concentration of Se, Cu, Pb, Zn, Fe, Co, Ni, Mn, Cr and Cd. A procedure was developed for ICP-AES determination of these elements after pre-concentration in river and waste water (an enrichment factor of 40). The recovery of all the elements tested for was more than 98%. The limits of determination (mg l(-1)) (10 S.D. blank) are 0.001 (Cu, Co, Cr, Mn), 0.0007 (Zn, Cd), 0.003 (Se), 0.004 (Fe), 0.007 (Ni), and 0.01 (Pb).

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