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Separation and Purification Technology

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Academic year: 2019

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Fig. 1. Schematic representation continuous experiments.
Fig. 2a shows the profile of the nickel concentration, and Fig. 2b depicts the pH variation during the batch experiments
Fig. 3. X-ray diffraction results for nickel precipitation by biogenic sulfide along with Millerite and nickel ammonium phosphate hexahydrate spectra.
Fig. 7. Particle size distributions of nickel sulfide precipitated in continuous systems at different initial pH values (a) and [Ni 2+ ]:[S 2 ] ratios (b).
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