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Total fluorine content of fabrics before and after weathering and after the additional abrasion test and washing. PA fabrics measured with CIC contained different fluorinated textile finishes based on “short-chain” SFPs with (a1) C4F8 and (a2) C6F13 side chains as well as (a3) “long-chain” SFPs based on C8F17 side chains. (b) Shows untreated fabrics that were spiked with PFAAs and underwent weathering as well.
