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. 2022 Oct 4;13:5568. doi: 10.1038/s41467-022-33127-w

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© The Author(s) 2022

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Fig. 6 — A GC-MS chromatogram of PE treated with Demetra. The arrows indicated the peaks corresponding to ketones with different number of carbons. B Increase of ketones formation as degradation products from five to ten applications of Demetra to PE. Source data are provided as a Source Data file.