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5 ng » 5 g (Expand Search), 5 μg (Expand Search)
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5 ng » 5 g (Expand Search), 5 μg (Expand Search)
i et » i e (Expand Search), i ex (Expand Search)
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Investigation of Spatiotemporal Variability of Microplastics in Qatar's Cstal Environment
Published 2016“…Large piece-to-piece variations of contamination up to two orders of magnitude were discovered within sites (2 to 1,005 ng/g), although there was no significant difference in contaminant concentration among all sites for PCBs and PAHs respectively. …”
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