Research Article

Aluminum in Effluents and Sludges from the Preliminary Coagulation in Dairy Factory Aerated Balancing Tanks: An Analytical and Sorption Study

Figure 3

Spectra of eriochrome cyanine R (blue) and Al-ECR complexes (green) against distilled water with the following conditions: pH, 5.20; acetate buffer, 0.2 M; Al3+, 7.4·10−2 mM.