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English | Dutch |
atmospheric trace constituents | atmosferische sporengassen |
indirect effect of trace gases | indirect effect van sporengassen/sporegassen |
trace compound | als spoor voorkomende verbinding |
trace contaminants | sporenverontreiniging |
trace element Any of various chemical elements that occur in very small amounts in organisms and are essential for many physiological and biochemical processes | sporenelementen |
trace element | sporenelementen |
trace elements | sporenelementen |
trace material 1. Both metals and non-metals, essential for the metabolic processes of algae, invertebrates and vertebrates. Organisms that derive nearly all their energy via photosynthesis are especially dependent upon dissolved trace substances. 2. Impurities that are present at small but detectable levels | sporenmateriaal |
trace material | sporenmateriaal |
trace metal pollution | verontreiniging door spoormetalen |
ultra-trace | ultraspoor |