Fig. 5

a Acidic stressed sample chromatograms (100 μg mL− 1). b Alkaline stressed sample chromatograms (100 μg mL− 1). c Peroxide stressed sample chromatograms (100 μg mL− 1)
a Acidic stressed sample chromatograms (100 μg mL− 1). b Alkaline stressed sample chromatograms (100 μg mL− 1). c Peroxide stressed sample chromatograms (100 μg mL− 1)