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Differential scanning calorimetry (DSC)thermograms of the (A) nanofibrous formulation (composition N2 of polymeric solution: 10 mg/g aceclofenac, 15 w/w% PVP, 1 w/w% trolamine in ethanol:water 75:25 w/w%); (B) neat fiber; (C) physical mixture (same amount of PVP and aceclofenac as in composition N2); (D) PVP and (E) aceclofenac.
