control samples (Fig. 1B and C) agreed, in general, with the values reported
by other authors (Nishiyama, 2007; Wong & Stanton, 1989).
The main organic acid in the kiwi purée was citric acid (levels ranged
from 400 to 2100 mg/100 g−1 FW), followed by malic acid (0.15 to
3 mg/100 g−1 FW). Oxalic concentrations were the lowest (less than