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Figure 1.
Representative recordings of the evolution of pH for 3 h after calcium addition to 20.00 mmol·L−1 phosphate at 6.70 constant (○) or drifting initial pH with 1.00 (◊), 1.50 (□) or 2.00 (∆) initial Ca/P molar ratios. Measurements were carried out under continuous stirring using the pH-stat device.