1988
Sampling area
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Main water divide between the North- and Baltic Sea
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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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Bioindicator in rivers and lakes
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One of the most important edible mussel species common in the North and Baltic Sea
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Inshore, the herring gull mainly feeds from the sea: upon fish, mussels, and crabs.
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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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Organic substances with at least one metall atom
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Group of organic compounds with at least one covalently bonded chlorine atom
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Toxic and persistent organochloropesticide
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Several isomeric compounds among the group of chlorinated hydrocarbons
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Group of organic compounds with at least three condensed six-membered rings
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General-purpose plasticizers for PVC and other polymers
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Organic compounds which are fully (per-) or partially (poly-) fluorinated
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Class of synthetic fragrances
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Class of non-ionic surfactants and their degradation products
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Atoms of one element with different weights
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Flame retardants reduce the flammability of objects
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Additional information for the interpretation of contamination data