Performance Evaluation of Polyethersulfone Membranes for Competitive Removal of Cd<sup>2+</sup>, Co<sup>2+</sup>, and Pb<sup>2+</sup> Ions from Simulated Groundwater

<div>Effect of initial feed concentration of binary aqueous solutions containing Pb<sup>2+</sup> ions and Cd<sup>2+</sup> ions on rejection for three types of PES hollow fiber membrane (<svg height="11.6934pt" id="M37" style="vertical-align:-3.168421pt" version="1.1" viewbox="-0.0498162 -8.52498 54.3437 11.6934" width="54.3437pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M169 380V459C122 440 66 423 24 416V392C86 384 90 382 90 317V-135C90 -201 81 -207 17 -213V-240H253V-213C176 -207 169 -201 169 -125V6C182 -1 208 -11 238 -12C368 12 487 109 487 260C487 358 421 449 310 449C298 449 279 444 261 433L169 380ZM169 346C196 367 237 389 269 389C341 389 403 329 403 221C403 109 347 37 263 37C228 37 191 53 169 76V346Z"></path></g><g transform="matrix(.013,0,0,-0.013,6.812,0)"><path d="M729 650H468V622C546 615 554 610 554 527V365H213V527C213 610 221 616 297 622V650H38V622C120 616 128 611 128 527V123C128 39 120 34 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(a) Pb<sup>2+</sup> ions. (b) Cd<sup>2+</sup> ions.</div>

Geofluids

fig5

Figure 5

Figure 5: Performance Evaluation of Polyethersulfone Membranes for Competitive Removal of Cd<sup>2+</sup>, Co<sup>2+</sup>, and Pb<sup>2+</sup> Ions from Simulated Groundwater 

Geofluids

Performance Evaluation of Polyethersulfone Membranes for Competitive Removal of Cd2+, Co2+, and Pb2+ Ions from Simulated Groundwater

Figure 5

Performance Evaluation of Polyethersulfone Membranes for Competitive Removal of Cd²⁺, Co²⁺, and Pb²⁺ Ions from Simulated Groundwater