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Published in 2019 at "Environmental toxicology and chemistry"
DOI: 10.1002/etc.4358
Abstract: Substances of unknown or variable composition, complex reaction products, and biological materials (UVCBs) comprise approximately 40% of all registered substances submitted to the European Chemicals Agency. One of the main characteristics of UVCBs is that…
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Keywords:
methodology;
substances development;
procedure;
selection ... See more keywords
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Published in 2021 at "Environmental toxicology and chemistry"
DOI: 10.1002/etc.5206
Abstract: Many of the newly produced and registered substances are complex mixtures or UVCBs (substances of unknown or variable composition, complex reaction products and biological materials). The latter often consist of a large number of constituents…
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Keywords:
hierarchical clustering;
selection;
selection representative;
representative constituents ... See more keywords