Download Adsorption of Reactive Red 158 Dye by Chemically Treated by Ackmez Mudhoo (auth.) PDF

By Ackmez Mudhoo (auth.)

The powerful elimination of dyes from aqueous waste is a crucial factor for lots of industrialized nations. the conventional therapy tools used to take away dyes from wastewater have convinced dangers equivalent to incomplete dye elimination, excessive reagent and effort requisites, and the new release of poisonous sludge or different waste items that require disposal. the hunt for replacement and leading edge remedy recommendations has concentrated realization at the use of organic fabrics for dye removing and restoration applied sciences. This short summarizes the newest advancements during this vital field.

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Read Online or Download Adsorption of Reactive Red 158 Dye by Chemically Treated Cocos Nucifera L. Shell Powder: Adsorption of Reactive Red 158 by Cocos Nucifera L. PDF

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Extra resources for Adsorption of Reactive Red 158 Dye by Chemically Treated Cocos Nucifera L. Shell Powder: Adsorption of Reactive Red 158 by Cocos Nucifera L.

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5 and 20 g/L), low dye 22 Adsorption of Reactive Red 158 Dye Fig. 5 Graph of percentage removal of dye with respect to time. Conditions: room temperature and 200 rpm, pH: 2 and dosage of adsorbent: 10 g/L Fig. 6 Graph of removal of dye with respect to time. 5 g/L concentration solutions (20 and 40 mg/L) had lower equilibrium times. The equilibrium time achieved for varying initial dye concentrations at various dosages of adsorbent determined from the plotted graphs are tabulated in Table 6. 4 Results and Discussions 23 Fig.

4 Temkin Isotherm Model The values of qe versus ln Ce were plotted so that linearised form of Temkin model is obtained in the form of qe = A ? B ln Ce, whereby A is the y intercept and B is the gradient. The linearised Temkin model are illustrated in Figs. 30, 31, 32, 33, 34 and 35 followed by a summary Table 9 that gives the calculated values of the Temkin parameters. The R2 values obtained from the linear method were above 38 Adsorption of Reactive Red 158 Dye Fig. 30 The linearized Temkin model of RR158 by CAC’s.

42 The linearized pseudo second order kinetics of RR158 by CAC’s. 5 g/L; pH: 2 Fig. 43 The linearized pseudo second order kinetics of RR158 by CAC’s. 5 g/L, the calculated qt values decreased as dye concentration increased which might be due to the use of insufficiently pretreated coconut shells. 4 Results and Discussions 47 Fig. 44 The linearized pseudo second order kinetics of RR158 by CAC’s. 5 g/L; pH: 2 Fig. 45 The linearized pseudo second order kinetics of RR158 by CAC’s. 2 Pseudo Second Order The linearised form of pseudo second order is shown in Figs.

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