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. 2022 Jun 4;478(1-2):273–281. doi: 10.1007/s11104-022-05519-w

Fig. 2.

Fig. 2

a Regression plot of absorbance measured in exudate samples and calibration standards at 254 nm versus DOC concentrations determined separately by a liquid TOC analyser. b Regression plot of absorbance measured in exudate samples and calibration standards at 260 nm versus DOC concentrations determined separately by a liquid TOC analyser