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Table 2 Recovery rates of different PET types in model samples, with two different spiking levels

From: Microplastic analysis using chemical extraction followed by LC-UV analysis: a straightforward approach to determine PET content in environmental samples

Model sampleSpiked mass contents/mg kg−1Recovery rate*/%
Reference soil + bottle fragments21397.3
43194.8
Reference soil + fabric fibers139101.9
19198.5
Sand + 5% peat + PET particles210107.1
47594.5
  1. Measurements were performed as duplicate