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. 2021 Sep 13;8:691663. doi: 10.3389/fnut.2021.691663

Figure 2.

Figure 2

Recovery of pectic hydrocolloids from steam exploded whole grapefruit (WG) and grapefruit juice processing residues (GP) as determined by the amount of galacturonic acid in wash supernatants after normalizing for % dry wt. Absence of error bars indicates the Standard Error of the Mean was too small to be visible.