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study on optimal conditions of poly ferric chloride introductions

  • Study on optimal conditions of poly ferric chloride

    2021-1-1 · This study focused on investigate on the performance of Poly Ferric Chloride (PFC) as a flocculant for flocculation process in tannery wastewater treatment due to its advantages which could apply in a wide range of industries to help remove materials suspended in water.

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  • Materials Today: Proceedings

    Study on optimal conditions of poly ferric chloride (PFC) dosage treating tannery wastewater Thanh Trana,b,c,⇑, Duc Anh Lea,b,d, Nguyen Hong Haia,b,c, Tran Phi Hunga,e, Nguyen Cong Danha,e, Lam ...

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  • study on optimal conditions of high purity poly ferric ...

    High-poly-aluminum chloride sulfate coagulants and . Aims: In this study, the effect of arsenite and arsenate removal in synthetic water by coagulation using ferric chloride (FeCl 3) as coagulant and chitosan as coagulant aid were investigated. b>Materials and Methods: A conventional jar test apparatus was used to evaluate the coagulation process.

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  • Study on optimal conditions of poly ferric chloride

    Study on optimal conditions of poly ferric chloride (PFC) dosage treating tannery wastewater. Tannery wastewater was considered as a heavily industrial wastewater with very high amount of wastewater discharged everyday but not well-treating. The tanning wastewater from producing process contains various high strength toxic chemicals which could do ...

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  • Comparison of poly ferric chloride and poly titanium ...

    2021-1-28 · The current study investigated the efficiency of poly ferric chloride (PFC) and poly titanium tetrachloride (PTC) in coagulation-flocculation process for treatment of paper and cardboard wastewater. The effect of pH (5–11), coagulant concentrations (100–1000 mg/L), mixing rate (10–60 rpm), mixing time (5–25 min), and settling time (5–30 min) were examined.

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  • Preparation of polymeric phosphate aluminum-ferric ...

    2021-3-19 · Polymeric phosphate aluminum-ferric chloride (PPAFC) in this study was prepared. In order to obtain the optimum conditions for preparation of PPAFC, resulting in a better turbidity removal efficiency, parameters such as the molar ratio of Al/Fe, P/(Al+Fe), OH/(Al+Fe) as well as the reaction temperature were examined. Results showed that the

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  • A study on the multifunction of ferrous chloride in the ...

    2009-9-30 · In this study, the multifunction of ferrous chloride in membrane preparation was investigated. Flat sheet membranes were developed using poly(vinylidene fluoride) (PVDF) and N,N-dimethylacetamide (DMAc) as membrane material and solvent, respectively, the specific details of membrane preparation and characterization are given in this paper.

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  • Efficiency Comparison of PolyDADMAC Coagulant

    2017-11-1 · The aim of this study was to evaluate and compare of PolyDADMAC with ferric chloride as a coagulant on the removal of turbidity, Coliform and Organic matter from Ahvaz drinking water. Materials and Methods: This study was carried out in a lab scale and using a …

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  • The removal of COD, TSS and colour of black liquor by ...

    2017-5-1 · The optimum colour reduction is found to be 38%, 46%, 52%, 52% and 37% for Alum, Ferric Chloride, Aluminium Chloride, PAC and Ferrous Sulphate, respectively as shown in Fig. 4. Ferric chloride was found to be much better in COD as well as TSS reduction but good in …

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  • Study on the treatment of copper-electroplating

    2003-4-1 · Fig. 1 shows that the Cu removal rate rises with the rise of the amount of DDTC. When the amount of DDTC is 110 mg l −1, Cu removal rate reaches over 99.60% and the copper content in upper clean water is 0.08 mg l −1.. Fig. 2 shows that the amount of DDTC has no influence on the settling velocity. Fig. 3, Fig. 4 show that the amount of poly-ferric sulphate has no influence on the Cu ...

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  • study on optimal conditions of high purity poly

    study on optimal conditions of high purity poly ferric chloride manufacturers in china Optimization of coagulation with ferric chloride as a ... 2017-8-1 · Sand filtration was performed through a column (55 cm high with a diameter of 5.5 cm) filled with sand (the grain size ranged from 0.18 to 1.85 mm).

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  • Study of Esterification Waste water Treatment by

    2018-12-12 · In this study, the Esterification wastewater was treated ... (PFS), poly aluminum ferric chloride (PAFC)), the influences of flocculent concentration, temperature and pH on the treatment based on removal rate of CODcr and turbidity were investigated by orthogonal experiment method. ... optimal flocculation conditions were expected to obtain through

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  • A study on the multifunction of ferrous chloride in

    2009-9-30 · It can be found from Fig. 2(a1), (b1) and (c1) that particulates with diameter of about 0.3 μm distributed on the wall of the macrovoids, in addition, such an observation became more obvious as the additive usage increased from 4 to 9 wt%. Compared with Fig. 2(b2), Fig. 2(c1) indicates that the particulates even can be observed in the cellular structure when the additive usage increased to 9 wt%.

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  • Study on optimal conditions and adsorption

    2013-5-23 · Poly-γ-glutamic acid (γ-PGA) is a novel polyamino acid formed through microorganism fermentation and biosynthesis. In the present test, membrane (PGA-C) formation by γ-PGA and collodion was performed by using 0.1% glutaraldehyde as a cross-linking agent. A study was conducted on the PGA-C adsorption of Cu2+, specifically the related adsorption equilibrium and kinetics, desorption and ...

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  • Investigation Of Efficiency Of Polyferric Sulfate(PFS ...

    Results: The most optimal efficiency conditions of poly aluminum chloride were pH=8, rapid mixing of 120rpm and optimal dose of 5ppm which was 93.14% in pH=8 and 93.80% for optimal dose of 5ppm. The most optimal condition for poly ferric sulfate included pH=8, rapid mixing of 120 rpm and optimal …

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  • Efficiency Comparison of PolyDADMAC Coagulant

    2017-11-1 · The aim of this study was to evaluate and compare of PolyDADMAC with ferric chloride as a coagulant on the removal of turbidity, Coliform and Organic matter from Ahvaz drinking water. Materials and Methods: This study was carried out in a lab scale and using a …

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  • Production of Industrial Coagulant (Poly Aluminium ...

    2019-7-5 · obtained from the literature. Reports show that Ferric chloride, alum and aluminium chloride has optimum mixing speed of 120, 140 and 140rpm at pH 4, 4 and 6 at 35℃. . Flocculation of latex effluent was carried conditions. Results and Discussion Preparation of poly aluminium chloride (PAC) From 20 cans, 190 g of aluminium powder was

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  • Preparation and coagulation performance of poly

    2011-3-1 · Poly-ferric-aluminum-silicate-sulfate (PFASS) with various (Al + Fe)/Si molar ratios was prepared from fly ash to evaluate their coagulation efficiencies in oily wastewater, and the structure and morphology of which were characterized by infrared spectra (FTIR), X-ray diffraction (XRD) and transmission electron microscopy (TEM).Therefore, the results indicate that 16:1 (Al + Fe)/Si mole …

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  • The synthesis of well-defined poly(vinylbenzyl

    The versatility of RAFT polymerization is illustrated by the control of the polymerization of vinylbenzyl chloride (VBC), a highly functional monomer, with the aim of designing silica core–poly(VBC) shell nanoparticles. Optimal conditions for the control of VBC polymerization by RAFT are first established, followed by the use of the ...

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  • Optimal Corrosion Control Treatment Evaluation

    2019-7-23 · Optimal Corrosion Control Treatment Evaluation Technical Recommendations for Primacy Agencies and Public Water Systems Office of Water (4606M) EPA 816-B-16-003

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  • Study of Esterification Waste water Treatment by

    2018-12-12 · In this study, the Esterification wastewater was treated ... (PFS), poly aluminum ferric chloride (PAFC)), the influences of flocculent concentration, temperature and pH on the treatment based on removal rate of CODcr and turbidity were investigated by orthogonal experiment method. ... optimal flocculation conditions were expected to obtain through

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  • ASIAN JOURNAL OF CHEMISTRY

    conditions. Poly-ferric aluminum chloride (PFAC) prepared by hydrochloric pickle liquor: Pickling, as one important route 43, was used to remove the oxides and scale from the metal surface 44 increasing industrial profits at the same time resulting in the production of pickling liquors. Pickling, which contains some

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  • Modified coagulation processes using polyferric

    2021-4-7 · In a study, optimal doses for ferric chloride, alum, and polyaluminum chloride (PAC) were reported 400, 300, and 200 mg/L, respectively, at optimum pH 7, and initial dye concentration of 25 mg/L with removal efficiencies of 81, 92, and 91%, respectively, for RB19 dye (Assadi et al. 2013). It indicates the superiority of PFC and PTC over ferric ...

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  • Feasibility and optimization of wastewater treatment by ...

    2020-11-17 · Regarding the aim of our study, the experiment was divided into two phases. Batch tests were applied to select an optimal chemical coagulant from polyalumin-ium chloride (PAC), polyaluminium ferric chloride (PAFC), poly ferric sulfate (PFS) (individual or couple with poly acrylamide [PAM]) during the first phase. At the second

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  • Optimal conditions of Al and Fe extraction from

    2012-8-9 · Response surface methodology (RSM) was used to find the optimum operating conditions for the selected factors (Montgomery 2005) that result in maximum extracted [Al] and [Fe]. D-optimal design was used to study the effect of T, t, and r on Al and Fe concentrations as two responses. The D-optimal design was specifically constructed for this ...

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  • Study on Environmental Materials with Treatment of

    This study aimed at, pre-treatment of sweet potato starch wastewater and acquisition the application conditions of environmental materials though coagulation precipitation. The removal rates of COD and turbidity were investigated by process to find kind and quantity of suitable coagulant, quantity of coagulate aids, pH and setting time. The results showed that poly aluminum ferric chloride ...

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  • Preparation and Study of a Composite Flocculant for ...

    2013-12-24 · polyaluminium ferric chloride and cationic polyacryla-mide, we tried to prepare a composite flocculant consist-ing of sodium alginate, polyaluminium ferric chloride and cationic polyacrylamide to treat papermaking waste- water. The main objective of this study was to evaluate the flocculation performance of the composite flocculant. 2.

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  • Study of the coagulation process in wastewater

    The optimal conditions were as follows: Coagulant dosage of 871 mg/L, flocculent dosage of 22.3 mg/L and pH 8.35. The study of dairy effluents treatment by EC was carried out using aluminum electrodes. The analysis of the filtrates showed that the COD was reduced to 61% while the removal of phosphorus, nitrogen contents and turbidity were 89 ...

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  • Treatment of sulfide-rich UASB effluent: comparison

    2012-6-1 · In the present study, polyaluminium chloride (PACl, liquid & solid-type), ferric alum and Fe-salts (ferrous sulfate and ferric chloride) were used as coagulants and their effectiveness was compared. Optimization of doses of the chosen coagulants/salts, were carried out with the objective of achieving discharge standards with respect to COD, BOD ...

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  • The Optimal Experimental Research on the Fluoride

    In this paper the experiment research of fluoride removal was based on coagulating sedimentation method, and the defluorination effect of coagulant’s kinds and dosage、parameters of rotational speed and coagulant aid’s dosage was studied and optimized, which could provide crafts parameters of efficient-whirling clarifier for engineering application .

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  • study on optimal conditions of high purity poly ferric ...

    study on optimal conditions of high purity poly ferric chloride manufacturers in china Optimization of coagulation with ferric chloride as a ... 2017-8-1 · Sand filtration was performed through a column (55 cm high with a diameter of 5.5 cm) filled with sand (the grain size ranged from 0.18 to 1.85 mm).

    Get Price
  • ASIAN JOURNAL OF CHEMISTRY

    conditions. Poly-ferric aluminum chloride (PFAC) prepared by hydrochloric pickle liquor: Pickling, as one important route 43, was used to remove the oxides and scale from the metal surface 44 increasing industrial profits at the same time resulting in the production of pickling liquors. Pickling, which contains some

    Get Price
  • Optimizing Chemical Phosphorus Removal

    2013-6-26 · Ferric Chloride FeCl 3 M.W. = 162.3 Metal hydroxides removes alkalinity Poly Aluminum Chloride Cl Al n Cl (3n-m) (OH) m Al 12 12 (OH) 24 Metal hydroxides none Ferrous sulfate (pickle liquor) Fe 2 SO 4 Metal hydroxides Removes alkalinity Lime CaO, Ca(OH) 2 …

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  • Modified coagulation processes using polyferric

    2021-4-7 · In a study, optimal doses for ferric chloride, alum, and polyaluminum chloride (PAC) were reported 400, 300, and 200 mg/L, respectively, at optimum pH 7, and initial dye concentration of 25 mg/L with removal efficiencies of 81, 92, and 91%, respectively, for RB19 dye (Assadi et al. 2013). It indicates the superiority of PFC and PTC over ferric ...

    Get Price
  • Feasibility and optimization of wastewater treatment

    Feasibility of this process for wastewater treatment were investigated in detail by comparing the removal performance of three inorganic chemical coagulants (polyaluminium chloride, polyaluminium ferric chloride [PAFC] and poly ferric sulfate) individual or couple with poly acrylamide, optimizing the conditions during CEPT by both single factor ...

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  • Preparation and Study of a Composite Flocculant for ...

    2013-12-24 · polyaluminium ferric chloride and cationic polyacryla-mide, we tried to prepare a composite flocculant consist-ing of sodium alginate, polyaluminium ferric chloride and cationic polyacrylamide to treat papermaking waste- water. The main objective of this study was to evaluate the flocculation performance of the composite flocculant. 2.

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  • Treatment of sulfide-rich UASB effluent: comparison

    2012-6-1 · In the present study, polyaluminium chloride (PACl, liquid & solid-type), ferric alum and Fe-salts (ferrous sulfate and ferric chloride) were used as coagulants and their effectiveness was compared. Optimization of doses of the chosen coagulants/salts, were carried out with the objective of achieving discharge standards with respect to COD, BOD ...

    Get Price
  • Effects of Ca on the distribution, structure and ...

    2013-8-30 · The flocculation efficiency of polyaluminum chloride (PAC) is closely related to the distribution and structure of its Al species, and Al13 is the optimal species in PAC for flocculation. A series of PAC containing Ca was prepared by adding Ca before and after the basifying reaction. The effects of Ca on the Al species were studied by 27 Al nuclear magnetic resonance (NMR) and atomic …

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  • The Impact of Zeta Potential on the Physical

    2006-5-3 · The physical properties of natural organic matter (NOM) flocs, such as size, growth rate, and strength, were investigated using a laser diffraction particle sizing device. Conditions were set such that varying carbon coagulant ratio and zeta potential could both be investigated. Results demonstrated a link between zeta potential and coagulation and flocculation performance, with the production ...

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  • A Study of the Degree of Fluorination in Regioregular

    2016-12-27 · We systematically varied the degree of fluorination along the backbone of a series of highly regioregular 3-hexylthiophene-based polymers, P3HT-50F, P3HT-33F, and P3HT-25F, in which 50%, 33%, and 25% of the thiophene units within the polymer chain contain fluorine atoms in the available 4-position, respectively. These materials were homopolymerized using the Kumada catalyst transfer ...

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  • study on optimal conditions of high purity poly ferric ...

    study on optimal conditions of high purity poly ferric chloride manufacturers in china Optimization of coagulation with ferric chloride as a ... 2017-8-1 · Sand filtration was performed through a column (55 cm high with a diameter of 5.5 cm) filled with sand (the grain size ranged from 0.18 to 1.85 mm).

    Get Price
  • Optimizing Chemical Phosphorus Removal

    2013-6-26 · Ferric Chloride FeCl 3 M.W. = 162.3 Metal hydroxides removes alkalinity Poly Aluminum Chloride Cl Al n Cl (3n-m) (OH) m Al 12 12 (OH) 24 Metal hydroxides none Ferrous sulfate (pickle liquor) Fe 2 SO 4 Metal hydroxides Removes alkalinity Lime CaO, Ca(OH) 2 …

    Get Price
  • Feasibility and optimization of wastewater treatment by ...

    2020-11-17 · Regarding the aim of our study, the experiment was divided into two phases. Batch tests were applied to select an optimal chemical coagulant from polyalumin-ium chloride (PAC), polyaluminium ferric chloride (PAFC), poly ferric sulfate (PFS) (individual or couple with poly acrylamide [PAM]) during the first phase. At the second

    Get Price
  • Journal of Environmental Health and Sustainable ...

    with an optimal dose of 200 mg/L 11. In another study on the treatment of wastewater from stone-cutting industries, Fahiminia et al. investigated the effects of different doses of coagulants, including aluminum sulfate (alum), poly-aluminum chloride, polymer, ferric chloride (FeCl3) and lime in

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  • Feasibility and optimization of wastewater treatment

    The optimal working condition could be at pH 7.0, settling time 15 min, and velocity gradient of 174.80 and 15.56 s−1 for mixing and reaction phase respectively. While the coagulant dosage depends on raw water attributes, which had a decisive effect on CEPT treatment performances. However, the three coagulants behaved poorly in nitrogen removal.

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  • Synthesis, purification and characterization of ...

    Abstract Taking blast furnace dust and aluminum dross as raw material, PAFC with high (Al + Fe) b content was prepared via optimizing Al/Fe molar ratio and basicity condition in this study. Separation, purification and characterization of (Al + Fe) b were further investigated. The results showed that the (Al + Fe) b content in PAFC peaked at 36.67% with Al/Fe = 7:3 and basicity(B)=1.8.

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  • Flocculant | Scientific.Net

    The optimal input amount of flocculant #2 was 0.8 g/L, and the optimal agitation conditions were rapid agitation at 300 rpm for 30 s followed by slow agitation at 100 rpm for 10 min. Then they were used to treat water from the East Lake.

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  • Introduction to PNAS special issue on evolutionary

    the optimal 1-Lipschitz pricing policy. The second version of the PTAS has running time O(npoly(1 ) ·poly(n,m)) and outputs a 1-Lipschitz pricing policy that is an m-additive approximation of the optimal 1-Lipschitz pricing policy. We complement this result by showing …

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  • Myersonian Regression - NIPS

    2021-3-11 · For environmental protection from exposure to airborne toxic gases, metal organic frameworks (MOFs) have drawn great attention as gas adsorbent options, with their advantages in chemical tailorability and large porosity. To develop a fiber-based gas filter that is effective against SO2 gas, zeolite imidazole framework-8 (ZIF-8) was applied to polypropylene nonwoven by various …

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  • Studying the Characteristics of Polypyrrole and its

    2019-8-2 · for 5 hours. The optimal conditions for PPy and its composites preparation are summarized in Table 1. In a typical experiment 1 mL of pyrrole monomer was added to stirred aqueous or non-aqueous solutions 100 mL containing 4.8 g of ferric chloride and 0.6 …

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  • Optimization of Coagulation Pretreatment Conditions in

    The goal of this project was to identify optimal coagulation pretreatment conditions and cleaning protocols in a pilot-scale ceramic membrane system. A matrix of coagulation conditions (coagulant dose and pH) was investigated using aluminum sulfate and ferric chloride at two source waters (river and lake).

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  • Abstract - CORE

    2018-4-16 · color. This study aimed to evaluate the efficiency of conventional coagulant (polyaluminum chloride, ferric sulfate, ferric chloride, ferrous sulfate and aluminum sulfate) was performed to remove turbidity and color from drinking water. Method: In this cross-sectional study was conducted sampling in the summer and autumn 95

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  • ISSN: 0975-766X CODEN: IJPTFI Available Online through ...

    2016-7-24 · The results showed that after using the poly aluminum chloride, ferrous sulfate, ferric chloride and aluminum sulfate coagulants, in the turbidity of 200, 100, 50, 20, 10 NTU, the pH level have reduced in a way that by increasing each mg/l poly aluminum chloride, ferrous sulfate, ferric chloride about 0.01 unit pH have reduced.

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  • Treatment of primary effluent by coagulation–adsorption ...

    2019-11-7 · and ferric chloride on a raw wastewater. Percentages of reduction are 83.3 for turbidity, 75 for BOD and 78% for the COD for a concentration of FeCl 3 equal to 300 mg/l and 400 mg/l of Al 2 (SO 4) 3 with an optimum pH = 4.8. Al Malack and Anderson [2] determined the coagulation optimal conditions of raw wastewater with a concentration of 200 mg ...

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  • Optimization of Electrospinning Conditions for Magnetic ...

    2021-7-15 · prepared on the optimum conditions: 12wt% concentration, 20 kV voltages, 20 cm tips to collector distance and 0.5 mL/h flow rate. At the optimal operating conditions for electrospinning, the role of MNPs content on the nanofibers diameter and specific surface area were explored. It was shown for the first time that, when the Fe 3 O 4

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  • Biohydrometallurgical Process to Produce the Coagulant ...

    2010-8-16 · the optimal conditions for nutrients. It was possible to produce an aqueous solution, rich in ferric sul-fate, which could be used as a coagulant. Water treatment tests, carried out at the laboratory, demon-strate that this coagulant is equally efficient when compared with conventional coagulants (ferric sulfate and aluminum sulfate).

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  • Final Report: Small-Scale Studies on Low Intensity ...

    2020-2-5 · Final Report: Small-Scale Studies on Low Intensity Chemical Dosing (LICD) for Treatment of Highway Runoff April 19, 2006 P. Bachand1, J. Trejo-Gaytan 3, J. Darby3, J. Reuter2 1Bachand & Associates; 2U.C. Davis Tahoe Environmental Research Center (TERC); 3U.C. Davis Civil and Environmental Engineering in partial fulfillment of Contract No. 43A0073 of Task Order Number 13

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  • Effect of polyaluminium chloride water treatment sludge

    2015-9-19 · phosphorus release in any anoxic conditions (Yonghong et al., 2005). The use of PAC however, still ultimately yields sludge rich in aluminium hereafter referred to as polyaluminium water treatment sludge (PA-WTS), which poses a challenge to dispose. From a chemical point of view, polyaluminum chloride (PAC) is similar to alum,

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  • A novel polyamidine-grafted carboxymethylcellulose ...

    A study on the preparation and application of polymer ferric salt flocculants. Chem Propellants Polym Mater 2003, 1829(1), 151-157. Search in Google Scholar. 13 Hu F., Research progress of species of aluminum salt flocculants. Pap Sci Technol, 2007, 26(3), 0036-05. Search in Google Scholar

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  • study on optimal conditions of high purity poly

    study on optimal conditions of high purity poly ferric chloride manufacturers in china Optimization of coagulation with ferric chloride as a ... 2017-8-1 · Sand filtration was performed through a column (55 cm high with a diameter of 5.5 cm) filled with sand (the grain size ranged from 0.18 to 1.85 mm).

    Get Price
  • Effects on Effluent Quality of Industrial Waste Water ...

    2016-10-10 · The coagulant dosage of ferric chloride ranged between 0.5 g/L and 3 g/L, whereas the concentrations of polyelectrolyte and clay minerals varied between 5-75 mg/L and 25-750 mg/L, respectively. The optimal condition was obtained at the dosage 2 g/L ferric chloride at pH 11 with the COD removal efficiency of 71%.

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  • Optimization and economic evaluation of modified ...

    2018-10-17 · Chemicals. Poly-aluminum chloride (Al 2 (OH) n Cl 6−n.YH 2 O, Al 2 O 3 = 30%wt, basicity = 65% and pH = 3) was used as a coagulant and anionic (A 300), cationic (C 270) and nonionic polymers, as the coagulant aids were provided from AquaTech Company, Switzerland.. Preparation of solution. In order to prepare a 10 percent clear solution for coagulant, 10 g of PAC was dissolved to 100 mL of ...

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  • Abstract - CORE

    2018-4-16 · color. This study aimed to evaluate the efficiency of conventional coagulant (polyaluminum chloride, ferric sulfate, ferric chloride, ferrous sulfate and aluminum sulfate) was performed to remove turbidity and color from drinking water. Method: In this cross-sectional study was conducted sampling in the summer and autumn 95

    Get Price
  • Comparison of coagulation pretreatment of

    This study aimed to optimise coagulation pretreatment of the produced water (PW) collected from a natural gas field. Two coagulants, polyferric sulphate (PFS) and polyaluminium chloride (PACl), were applied separately for the organics, suspended solids (SS), and colour removal. Treatment performance at different coagulant dosages, initial pH values, stirring patterns, and the addition of ...

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  • Effect of coagulation and sonication on the dissolved air ...

    2020-3-18 · The study was performed in three main phases. The first phase included a jar test to determine the optimum dose of coagulant and pH. Ferric chloride (FeCl 3) was used as the coagulant in this experiment. The second phase included the determination of the optimum recycling rate in the floatation tank using air-to-solid ratio (A/S).

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  • Treatment of highly turbid water in disaster

    Another study by Baghvand et al. reported that the highest turbidity removal by using alum and ferric chloride as coagulant was 82.9–99.0 and 92.9–99.4%, respectively (Baghvand et al. 2010). Agbovi & Wilson (2019) examined and optimized the removal efficiency of turbidity using an amphoteric chitosan-based flocculant–ferric chloride by RSM.

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  • A facile preparation of immobilized naringinase on ...

    A facile preparation of immobilized naringinase on polyethyleneimine-modified Fe3O4 magnetic nanomaterials with high activity Chan Yu,a Qian Li, *a Jing Tian,a Honglei Zhan,a Xinyu Zheng,a Shujing Wang,a Xitong Sun*b and Xiyan Sun*c Polyethyleneimine-modified Fe

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  • Efficacy of Removal of CCL Viruses under Enhanced ...

    2019-12-30 · Alum and ferric chloride are the most commonly used coagulants in water treatment applications (17). Ferric chloride is more efficient than alum for NOM removal (17, 21); however, there is no apparent consensus regarding coagulant selection for microbial removal. Alum was used in a related study (8), whereas ferric chloride (ferric chloride

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  • A novel polyamidine-grafted

    A study on the preparation and application of polymer ferric salt flocculants. Chem Propellants Polym Mater 2003, 1829(1), 151-157. Search in Google Scholar. 13 Hu F., Research progress of species of aluminum salt flocculants. Pap Sci Technol, 2007, 26(3), 0036-05. Search in Google Scholar

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