dowex mac-3  (Dow Chemical)

Journal: Materials

Article Title: Chromium(III) Removal from Nickel(II)-Containing Waste Solutions as a Pretreatment Step in a Hydrometallurgical Process

doi: 10.3390/ma15186217

Figure Lengend Snippet: Properties of the resins used for Cr(III) adsorption.

Article Snippet: Two commercially available cation exchange resins (acidic) were chosen for adsorption experiments, Dowex G26 and Dowex MAC-3 (Sigma Aldrich, Poznan, Poland).

Techniques: Adsorption

Journal: Materials

Article Title: Chromium(III) Removal from Nickel(II)-Containing Waste Solutions as a Pretreatment Step in a Hydrometallurgical Process

doi: 10.3390/ma15186217

Figure Lengend Snippet: The graphical representation of the mechanism of Cr(III) adsorption with Dowex G26 and MAC-3.

Article Snippet: Two commercially available cation exchange resins (acidic) were chosen for adsorption experiments, Dowex G26 and Dowex MAC-3 (Sigma Aldrich, Poznan, Poland).

Techniques: Adsorption

Journal: Materials

Article Title: Chromium(III) Removal from Nickel(II)-Containing Waste Solutions as a Pretreatment Step in a Hydrometallurgical Process

doi: 10.3390/ma15186217

Figure Lengend Snippet: Cr(III) adsorption from model sulfate solution with various amounts of ( a ) Dowex G26 and ( b ) MAC-3 resins (feed: 2 g/dm 3 Cr(III), 3 M H + , L/S = 1/250 cm 3 /mg).

Article Snippet: Two commercially available cation exchange resins (acidic) were chosen for adsorption experiments, Dowex G26 and Dowex MAC-3 (Sigma Aldrich, Poznan, Poland).

Techniques: Adsorption

Journal: Materials

Article Title: Chromium(III) Removal from Nickel(II)-Containing Waste Solutions as a Pretreatment Step in a Hydrometallurgical Process

doi: 10.3390/ma15186217

Figure Lengend Snippet: Comparison of Cr(III) removal over time with 500 mg of Dowex G26 ( , , ) or MAC-3 ( , , ) from feeds of various Cr(III) concentrations (3 M H + , L/S = 1/250 cm 3 /mg).

Article Snippet: Two commercially available cation exchange resins (acidic) were chosen for adsorption experiments, Dowex G26 and Dowex MAC-3 (Sigma Aldrich, Poznan, Poland).

Techniques:

Journal: Materials

Article Title: Chromium(III) Removal from Nickel(II)-Containing Waste Solutions as a Pretreatment Step in a Hydrometallurgical Process

doi: 10.3390/ma15186217

Figure Lengend Snippet: Effect of pH on Cr(III) adsorption from model solution with 250 or 500 mg of Dowex G26 or MAC-3 after ( a ) 150, ( b ) 1080 min (18 h) of batch adsorption (feed: 2 g/dm 3 Cr(III), various pH, L/S = 1/125 or 1/250 cm 3 /mg).

Article Snippet: Two commercially available cation exchange resins (acidic) were chosen for adsorption experiments, Dowex G26 and Dowex MAC-3 (Sigma Aldrich, Poznan, Poland).

Techniques: Adsorption

Journal: Materials

Article Title: Chromium(III) Removal from Nickel(II)-Containing Waste Solutions as a Pretreatment Step in a Hydrometallurgical Process

doi: 10.3390/ma15186217

Figure Lengend Snippet: Fitting of Langmuir, Freundlich, Temkin and Dubinin–Radushkevich isotherms with the experimental data for the system with 500 mg of sorbents ( a ) Dowex G26; ( b ) MAC-3.

Article Snippet: Two commercially available cation exchange resins (acidic) were chosen for adsorption experiments, Dowex G26 and Dowex MAC-3 (Sigma Aldrich, Poznan, Poland).

Techniques:

Journal: Materials

Article Title: Chromium(III) Removal from Nickel(II)-Containing Waste Solutions as a Pretreatment Step in a Hydrometallurgical Process

doi: 10.3390/ma15186217

Figure Lengend Snippet: Experimental data for Cr(III) adsorption with 250 mg of MAC-3 with double exponential function for calculation of ( a ) PFO and ( b ) PSO kinetic models and the adsorption rate (feed: 2 g/dm 3 Cr(III) solution at pH −0.5).

Article Snippet: Two commercially available cation exchange resins (acidic) were chosen for adsorption experiments, Dowex G26 and Dowex MAC-3 (Sigma Aldrich, Poznan, Poland).

Techniques: Adsorption