Temporal Variability of Microplastic Concentrations in Inland Waters: An Automated, Semicontinuous Sampling of Microplastics ≥11 μm in a Stream in Southern Germany
Cordula S. Witzig,
Peter Fiener,
Markus König
et al.
Abstract:To advance understanding about the temporal variability of microplastic concentrations in inland waters, this study presents a fully automatic sampling unit for microplastics (SAM), which collects daily mixed samples using fractionated filtration. Method validation with five different polymer types revealed an overall recovery of 77 ± 29% for sampling, sample preparation, and analysis of particles ≥11 μm using Fourier transform infrared micro spectroscopy. During an 8 day field test, SAM was applied in a strea… Show more
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