Figure 3

(A) SF oil extraction yields, E, from PET ligament fabrics of different storage times (i.e., from 1993, 2009 and 2018) using diethyl ether (DE) and n-hexane. (B) SFR solvent effects on the PNaSS GR on PET₂₀₀₉ ligament (Ref: virgin PET fabric but not PNaSS grafted); n = 3, p < 0.05.