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Some metals and their possible sources in rain water of the Southern Baltic coast, 1976 and 1978–1980
Samples of rain water collected at three sites on the Baltic coast were analysed for iron, manganese, lead, copper, cadmium, nickel, cobalt, calcium, magnesium, sodium and potassium by atomic absorbtion spectroscopy (AAS); uranium and thorium were determined spectrophotometrically with Arsenazo III....
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Published in: | The Science of the total environment 1986-12, Vol.57, p.79-89 |
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Main Authors: | , |
Format: | Article |
Language: | English |
Subjects: | |
Citations: | Items that this one cites Items that cite this one |
Online Access: | Get full text |
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Summary: | Samples of rain water collected at three sites on the Baltic coast were analysed for iron, manganese, lead, copper, cadmium, nickel, cobalt, calcium, magnesium, sodium and potassium by atomic absorbtion spectroscopy (AAS); uranium and thorium were determined spectrophotometrically with Arsenazo III. A regional and seasonal-dependent variability of some metal concentrations in rain water was observed. Sodium, potassium, magnesium and cobalt existed in water mainly as dissolved forms, while lead, iron uranium and thorium were generally contained within suspended matter. Considering the concentration of each metal relative to iron and sodium as normalizing elements, three groups of metals can be distinguished, i.e. a marine source for sodium; a terrestrial source for iron, magnesium, potassium, uranium, thorium, manganese and nickel; and an anthropogenic source for lead, cadmium, copper and cobalt. |
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ISSN: | 0048-9697 1879-1026 |
DOI: | 10.1016/0048-9697(86)90012-4 |