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Figure 8.
Turbidity at 700 nm of phosphates in 50 mmol·L−1 CaCl2 solution before (a) and after heating (b). ●, Na2UMP before heating; ♦, Na2HPO4 before heating; ■, SHMP before heating; ▲, SP before heating; ○, Na2UMP after heating; ◊, Na2HPO4 after heating; □, SHMP after heating; ∆, SP after heating.