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The increasing use of nanosilver in consumer products and the likelihood of environmental exposure warrant investigation into the toxicity of nanosilver to aquatic organisms. A series of studies were conducted comparing the potency of nanosilver to ionic silver (Ag+) at acute and sublethal levels using two test organisms (Daphnia magna and Pimephales promelas). The 48‐h D. magna median lethal concentration...
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