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Fig. 9 | BMC Chemistry

Fig. 9

From: Biorenewable triblock copolymers consisting of l-lactide and ε-caprolactone for removing organic pollutants from water: a lifecycle neutral solution

Fig. 9

Overlay of UV/Vis spectra obtained during liquid–liquid extraction studies of select aged polymers 1 and 8.3 × 10−6 M Rose Bengal. The Rose Bengal absorbance shifted when combined with the polymers. Inset: Comparison of aqueous (top layer) and organic (bottom layer) phases with aged polymer (left vial) and newly formed polymer (right vial)

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