Recovery of acetonitrile from aqueous solutions using zeolitic imidazolate framworks
Recovery of acetonitrile from aqueous solutions using zeolitic imidazolate framworks
... acetonitrile from aqueous solutions to circumvent possible future supply disruption from interfering with essential industrial and laboratory work The separation of acetonitrile from aqueous solutions using ... significant role of functional groups in governing adsorption and could facilitate the development of new nanoporous materials for efficient recovery of acetonitrile from aqueous solutions List of Tables ... adsorption of water, but substantial adsorption is observed in hydrophilic ZIF-90, -96 and 97 With regards to acetonitrile purification from aqueous solutions, the general trend of selectivity of acetonitrile...
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Study in the preparation of poly (4 vinylpyridine) based nanoparticles and their application as an effective adsorbent for the recovery of palladium from aqueous solutions
... around and branch out from the central theme of the doctoral research project, i.e the preparation and use of P4VP -based nanoadsorbents for palladium adsorption, as well as their separation and recovery ... nanoparticles The physical properties of the P4VP -based nanoparticles will be examined and their adsorption performance will be investigated Further improvement in the properties and performances ... conducted for concentrating and eluting palladium from the P4VP nanoparticles showed the effectiveness for their use as a nanoadsorbent that can find great potentials in other environmental applications...
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Phosphate removal from aqueous solutions using red mud wasted in bauxite Bayer's process
... red mud wasted from Guinean bauxite and its utilization for phosphate removal from aqueous solutions are discussed Experimental procedure Red mud was obtained from a bauxite ore refinery in Guinea ... for removal of phosphates from aqueous solutions [7] Zakharova et al have reported the production of mixed aluminium-iron coagulant from red mud and spent pickling liquor from iron smelting plants ... of red mud and OPh-solution and PO3 removal( •-raw red mud, ~-activated red mud) (30 rain for raw mud and 15 for activated red mud) The same tendency was more clearly illustrated with TPPs-solutions...
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Removal of Cadmium from Aqueous Solutions by Charcoals Prepared from Giant Reed (Arundo donax)
... aqueous solutions by the charcoals prepared from the stalk of giant reed was investigated based on the beneficial utilization of giant reed As a result, its high removal capacity was confirmed The cadmium ... 3.1 Journal of Water and Environment Technology, Vol 8, No.4, 2010 Removal of cadmium from aqueous solutions For estimating the removal rate, time courses of cadmium concentration in aqueous solution ... regarding cadmium adsorption on charcoal prepared from giant reed with simple methods In this study, to estimate the ability of a simple carbonization process, charcoals were prepared from the stalk of...
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removal of basic blue 159 from aqueous solution using
... capacity of some of BB159 from aqueous solution onto banana peel specific solutes through ionic interactions Natural as a low cost adsorbent Basic Blue1 59 (BB 159) sorbents have been obtained from ... Res., 7, 4, 51-62 (2013) 53 Table Charactristics of Basic Blue 159 Name and color index(C.I) structure commercial name Basic Blue 159 max(nm) Astrazon Blue FBL N N 700nm CAS Number 105953-73-9 N N ... groups concentration of an unknown solution For each have negative charge where can be good sites for adsorption process, the absorbance of dye solution adsorption of Basic Blue 159 2500 2000 1500...
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Development of multifunctional membranes for visual detection and adsorptive removal of heavy metal ions from aqueous solutions
... DEVELOPMENT OF MULTIFUNCTIONAL MEMBRANES FOR VISUAL DETECTION AND ADSORPTIVE REMOVAL OF HEAVY METAL IONS FROM AQUEOUS SOLUTIONS ZHANG LINZI (B Eng., Xi’an Jiaotong ... to develop multifunctional membranes for visual detection and removal of heavy metal ions in aqueous solutions Lead (Pb), mercury (Hg) and cadmium (Cd) were selected as the target ions due to ... 2.5 Significance of this study 32 CHAPTER DEVELOPMENT OF A NOVEL MULTIFUNCTIONAL MEMBRANE FOR VISUAL DETECTION AND ADSORPTIVE REMOVAL OF LEAD(II) IONS IN AQUEOUS SOLUTIONS 34 3.1...
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Selective removal of estrogenic compounds from aqueous solution using novel adsorbent molecularly imprinted polymer
... research, selective adsorption of estrogenic compounds by molecular imprinted polymer (MIP) is proposed to selectively adsorb and consequently remove target estrogenic compounds from aqueous solutions ... usually has 2~3 orders of magnitude of estrogenic effect higher than that of other estrogenic compounds Estrogenic compounds can enter the bodies of organisms though the ways of bioaccumulation and ... scope of this study The objective of this research is to study whether MIP can effectively remove estrogenic compounds from aqueous solution and what factors influence the removal of these compounds...
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Study of polyamine functionalized PGMA beads as adsorbents for the removal of heavy metal ions from aqueous solutions
... STUDY OF POLYAMINES -FUNCTIONALIZED PGMA BEADS AS ADSORBENTS FOR THE REMOVAL OF HEAVY METAL IONS FROM AQUEOUS SOLUTIONS LIU CHANGKUN (B Eng., Tianjin University) A THESIS SUBMITTED FOR THE ... of functional adsorbents for the removal and separation of heavy metal ions from water or wastewater The application of amine -functionalized PGMA- based adsorbents (denoted as aminePGMA) for heavy ... separate heavy metal ions VII Another attempt has been made to investigate the effects of a series of aliphatic polyamines immobilized on PGMA beads for the adsorption of heavy metal ions PGMA beads...
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A comparative study of low cost biomaterials for the removal of chromium (VI III) from aqueous solutions
... A COMPARITIVE STUDY OF LOW- COST BIOMATERIALS FOR THE REMOVAL OF CHROMIUM (VI/ III) FROM AQUEOUS SOLUTIONS SYAM KUMAR PRABHAKARAN (B.Tech (Hons.), NUS) A THESIS SUBMITTED FOR THE DEGREE OF MASTER ... studied for Sargassum, Ulva, used tea and coffee dusts The adsorption capacity of Ulva was lower compared to that of Sargassum The removal of hexavalent chromium by seaweeds was observed as a process ... storage of the algal sample 3.2.2 Ulva The green colored marine algae Ulva fasciata sp., used in the present study, was collected from the coastal belt of Thiruvananthapuram, Kerala, India The...
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Adsorptive removal of rhodamine b from aqueous solution using brewers spent grains batch and column study
... of < /b> Rhodamine < /b> B in fixed bed Fig 10 Effect of < /b> flow rate on the removal < /b> of < /b> Rhodamine < /b> B in fixed bed Fig 11 Effect of < /b> initial concentration on the removal < /b> of < /b> Rhodamine < /b> B in fixed bed column Fig.12 ... characteristics of < /b> brewer’s spent grain (BSG) have been analyzed For batch study, the effects of < /b> pH of < /b> dye solution, initial dye concentration, contact time, and biosorbent dosages were analyzed For biosorption ... reported in the removal < /b> of < /b> textile dye Basic Blue from effluents and was employed for adsorption of < /b> Rhodamine < /b> B, Acid Red 4, and Nile Blue sulfate from aqueous solutions18 Alumina has also been used...
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Arsenic removal from aqueous solutions by adsorption on red mud pps
... solution These stock solutions were used to prepare experimental solutions of speci®ed concentrations One gram of red mud powder was placed in a conical ¯ask Solutions containing 125 to 1500 mg arsenic ... solution may be utilized for arsenic removal by coagulation Forthcoming studies based on developing the arsenic adsorption capacity of red mud by activation and utilizing the liquid phase of red mud ... eect of red mud dosage on the removal of arsenic The arsenic removal eciency is increased with the amount of red mud Final arsenic concentrations and removal eciencies were also calculated from...
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Removal of arsenic from synthetic groundwater by adsorption using the combination of laterite and ironmodified activated carbon
... removal of arsenic from synthetic groundwater using sequential combination of LA and AC-Fe as adsorbents The effect of LA/AC-Fe ratio, flow rate, initial arsenic concentration and pH to the breakthrough ... (70%AsIII&30%AsV) CONCLUSION The removal of arsenic from synthetic groundwater by adsorption using LA and AC-Fe was investigated in this study Langmuir, Langmuir-Freundlich isotherms and pseudosecond order ... AC, LA, and AC-Fe and Figure illustrates the comparison of LA-AC and LA-AC-Fe These figures indicated that the combination of LA and AC-Fe is the most feasible - 50 - Journal of Water and Environment...
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Removal of arsenic from simulated groundwater by adsorption using iron-modified rice husk carbon
... adsorbent - iron-modified rice husk carbon (RH-Fe)which was prepared from an available, cheap source of carbon (rice husk carbon) and the most effective agent (iron) for the removal of both As[III] ... very few studies on iron-modified rice husk carbon as adsorbent for the removal of arsenic from drinking water, although there are many research papers on arsenic removal using iron-based adsorbent ... adsorbents are used Studies on the removal of arsenic from groundwater using rice husk (an agricultural waste which is a byproduct in rice milling) have been carried out by some researchers Amin et...
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Tài liệu tiếng anh Điện tử công suất mạch MERS A new automatic voltage regulator of self excited induction generator using SVC magnetic energy recovery switch
... Usuki, T Kitahara, R Shimada, ”Improved performance of induction motor using magnetic energy recovery switch , PCC Nagoya, 2007 [10] J .A Wiik, F Danang Wijaya, R Shimada, ”An innovative series ... induction generator , AIEE Trans pp 540-545, May 1935 [3] T Ahmed, O Noro, E Hiraki, M Nakaoka, ”Terminal Voltage Regulation Characteristics by Static Var Compensator for a Three-Phase Self- Excited ... reduction of SVC MERS with fixed capacitor −200 Istator −8 Iload Ifixed capacitor Iload Ifixed capacitor Isvc mers 200 100 2.8 Time (s) 2.9 Isvc mers −8 Capacitor voltage (V) −8 −8 Capacitor voltage...
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Air Pollution Burden of Illness from Traffic in Toronto: Problems and Solutions potx
... of vehicle pollution; and, a quantitative assessment of the burden of illness and economic costs from traffic pollution in Toronto This report also examines air pollution and traffic trends in ... of vehicle pollution; and, a quantitative assessment of the burden of illness and economic costs from traffic pollution in Toronto This report also examines air pollution and traffic trends in ... that progress is slow in improving air quality in Toronto Gains in cleaner vehicles are being offset by increases in traffic volumes 18 Air Pollution Illnesses from Traffic Air Toxics Vehicles...
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Từ khóa: production of metallic powders from aqueous solutions without an external current sourceelegans using dic optics and recovery of animals from slidesextraction of dna from viral particles using formamide and ctab naclv yarmand ms 2013 quot statistical modeling of process parameters for the recovery of polysaccharide from morus alba leaf quot carbohydr polym 98 1 pp 793 806building line of business solutions using business connectivity serviceshenry apos s constant in bars of dilute aqueous solutions of selected substances at moderate pressuresindividual ion values of b and δ in aqueous solutions at 25°cnanofilters for the treatment of aqueous solutionsuse of non aqueous solutions in modern electrochemical technologies p 313 330 pdfcase study recovery of ancient nuclear dna from toe pads of the extinct passenger pigeonpreparation of chloroform from rubbing alcohol potassium dichromate pickling salt and dilute sulfuric acid using an electrochemical cellsubstituted phenol derivatives on pt electrode from aqueous acidic solution kinetics mechanism electrochemical studies and characterization of the polymer obtained1partitioning into biota uptake of xenobiotics from the aqueous phase15 hala i al daghistani 2012 bio remediation of cu ni and cr from rotogravure wastewater using immobilized dead and live biomass of indigenous thermophilic bacillus species the internet journal of microbiology tập 10 số 13—values of pullout force obtained from tests on structures table a 4 — estimate of in place compressive strength using results in table a 3Báo cáo thực tập tại nhà thuốc tại Thành phố Hồ Chí Minh năm 2018Báo cáo quy trình mua hàng CT CP Công Nghệ NPVNghiên cứu sự hình thành lớp bảo vệ và khả năng chống ăn mòn của thép bền thời tiết trong điều kiện khí hậu nhiệt đới việt namNghiên cứu tổ chức pha chế, đánh giá chất lượng thuốc tiêm truyền trong điều kiện dã ngoạiMột số giải pháp nâng cao chất lượng streaming thích ứng video trên nền giao thức HTTPđề thi thử THPTQG 2019 toán THPT chuyên thái bình lần 2 có lời giảiNGHIÊN CỨU CÔNG NGHỆ KẾT NỐI VÔ TUYẾN CỰ LY XA, CÔNG SUẤT THẤP LPWAN SLIDEPhát triển mạng lưới kinh doanh nước sạch tại công ty TNHH một thành viên kinh doanh nước sạch quảng ninhPhát triển du lịch bền vững trên cơ sở bảo vệ môi trường tự nhiên vịnh hạ longPhát hiện xâm nhập dựa trên thuật toán k meansTìm hiểu công cụ đánh giá hệ thống đảm bảo an toàn hệ thống thông tinKiểm sát việc giải quyết tố giác, tin báo về tội phạm và kiến nghị khởi tố theo pháp luật tố tụng hình sự Việt Nam từ thực tiễn tỉnh Bình Định (Luận văn thạc sĩ)Tăng trưởng tín dụng hộ sản xuất nông nghiệp tại Ngân hàng Nông nghiệp và Phát triển nông thôn Việt Nam chi nhánh tỉnh Bắc Giang (Luận văn thạc sĩ)Giáo án Sinh học 11 bài 15: Tiêu hóa ở động vậtGiáo án Sinh học 11 bài 15: Tiêu hóa ở động vậtNguyên tắc phân hóa trách nhiệm hình sự đối với người dưới 18 tuổi phạm tội trong pháp luật hình sự Việt Nam (Luận văn thạc sĩ)Giáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vậtTrách nhiệm của người sử dụng lao động đối với lao động nữ theo pháp luật lao động Việt Nam từ thực tiễn các khu công nghiệp tại thành phố Hồ Chí Minh (Luận văn thạc sĩ)Đổi mới quản lý tài chính trong hoạt động khoa học xã hội trường hợp viện hàn lâm khoa học xã hội việt namQUẢN LÝ VÀ TÁI CHẾ NHỰA Ở HOA KỲ