1987
Sampling area
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Important, old-industrialised conurbation in Germany.
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National park in the world largest connected sand and mud flats.
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4 university cities as sampling areas.
Specimen
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Common brown alga of the coastal areas of the North and Baltic Sea
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A major primary producer in semi-natural and anthropogenic affected ecosystems.
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Student groups with an even number of female and male students at the age of 20 to 29.
Analytes
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Eighty percent of all elements on earth are metals
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Only eighteen elements in the periodic table
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Group of organic compounds with at least one covalently bonded chlorine atom
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Group of organic compounds with at least three condensed six-membered rings
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Flame retardants reduce the flammability of objects
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Additional information for the interpretation of contamination data