1—decolorization of an industrial waste
PRETREATMENT OF COMPLEX INDUSTRIAL WASTEWATER BY OZONATION
Ngày tải lên :
05/09/2013, 09:08
... 1b: Effect of ozonation time on color and COD removal rates Reaction pH is an important parameter, which has significant influence on the performance of ozonation process (Sevimli and Kianaci, 2002; ... Standard Methods for the Examination of Water and Wastewater, 20th edn, American Public Health Association, Washington Beltran, F.J., Garcia-Araya, J.F and Acedo, B (1994) Advanced oxidation of ... removal of refractory compounds in coke-plant wastewater., Water Res., 28, No.3, 701-707 Ramasamy, R.K., Rahman, N.A and Wang, C.S (2003) The effect of pH on the reduction of color, COD and TOC...
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Modelling of an industrial fluidised bed dryer
Ngày tải lên :
16/09/2015, 17:12
... with wet solid feed (Chandran et al., 1990) The advantages that fluidised beds offer are a large transfer contact area between solids and gas phases, high heat and mass transfer between phases, ... surface area required by heat exchangers within the beds, a high degree of mixing of materials, ease in controlled handling and transport of fluidised materials (important for fragile crystals), fluids ... temperature and concentration gradient within the beds, lack of moving parts other than feeding and discharge mechanisms leading to high reliability and low maintenance costs, low construction costs and...
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Establishment of Effluent Standards for Industrial Wastewaters in Korea: Current Issues and Suggestions for Future Plan
Ngày tải lên :
05/09/2013, 10:15
... 2010 ANZECC (2000) Australian and New Zealand guidelines for fresh and marine water quality Australian and New Zealand Environment and Conservation Council and Agriculture and Resource Management ... were just an increase in the number of pollutants and a decrease in the level of allo wable concentration, mostly depending on chemical analyses (Choi et al., 2004) The nu mber of pollutants regulated ... TN and TP standards were proposed as the values decreased 17% and 63%, respectively Table - Comparison of conventional pollutant standards in metal assembly industry Pollutant Existing standard...
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Exergoeconomic performance optimization of an endoreversible intercooled regenerated Brayton cogeneration plant Part 1: Thermodynamic model and parameter analyses
Ngày tải lên :
05/09/2013, 14:58
... International Journal of Energy and Environment (IJEE), Volume 2, Issue 2, 2011, pp.199-210 performance of the cogeneration plant Khaliq and Choudhary [5] evaluated the performance of intercooled reheat ... performance analysis and optimization for various cogeneration plants by using finite-time thermodynamics Bojic [19] investigated the annual worth of an endoreversible Carnot cycle cogeneration plant ... general and optimal performances of an irreversible Carnot cycle cogeneration plant In industry, Brayton cycle is widely used and some authors are interested in the cogeneration plants composed of...
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Cooling load and COP optimization of an irreversible Carnot refrigerator with spin-1/2 systems
Ngày tải lên :
05/09/2013, 15:28
... many authors studied the performance of quantum refrigerator using ideal quantum Bose and Fermi gases [36-38] Bartana and Kosloff [39] and Wu et al [40] studied the thermodynamic performance of ... irreversibilities of heat resistance, internal friction and bypass heat leakage, and studied the optimal ecological performances of the quantum heat engines Besides performance of harmonic and spin-1/2 quantum ... cooling load and COP, but not change the shape of the R Rmax,µ =0,C =0 − ε curves The obtained results can offer further understanding of the optimal performance of the irreversible quantum Carnot...
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Tài liệu METHODS FOR ORGANIC CHEMICAL ANALYSIS OF MUNICIPAL AND INDUSTRIAL WASTEWATER ppt
Ngày tải lên :
14/02/2014, 03:20
... 1982 ASTM Annual Book of Standards, Part 31, D3694-78 “Standard Practices for Preparation of Sample Containers and for Preservation of Organic Constituents,” American Society for Testing and Materials, ... precision and accuracy, respectively, found in Table If s and for all parameters of interest meet the acceptance criteria, the system performance is acceptable and analysis of actual samples can begin ... mL 11 Cleanup and Separation 11.1 Cleanup procedures may not be necessary for a relatively clean sample matrix If particular circumstances demand the use of a cleanup procedure, the analyst may...
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Tài liệu METHODS FOR ORGANIC CHEMICAL ANALYSIS OF MUNICIPAL AND INDUSTRIAL WASTEWATER doc
Ngày tải lên :
14/02/2014, 03:20
... program The minimum requirements of this program consist of an initial demonstration of laboratory capability and an ongoing analysis of spiked samples to evaluate and document data quality The ... and analyzed NOTE: The frequency for the required analysis of a QC check standard will depend upon the number of parameters being simultaneously tested, the complexity of the sample matrix, and ... treatment plant IW = Industrial wastewater containing an unidentified acrolein reactant Table 3—Calibration and QC Acceptance Criteria—Method 603a Parameter Range for Q (µg/L) Limit for S (µg/L) Range...
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Tài liệu Báo cáo khoa học: Expression of an a-1,3-glucanase during mycoparasitic interaction of Trichoderma asperellum docx
Ngày tải lên :
19/02/2014, 16:20
... (a-1,3- and a-1,6-glucan), nigeran (a-1,3- and a-1,4-glucan), soluble starch (a-1,4- and a-1,6-glucan), pustulan (b-1,6-glucan), laminarin (b-1,3-glucan), carboxymethilcelullose (b-1,4-glucan) or ... interaction of T harzianum and B cinerea and T harzianum with itself Table Biochemical characteristics of a-1,3-glucanases in Trichoderma sp Origin T asperellum CECT20539 T harzianum CECT2413 ... branches The observed optimum pH and thermostability are in the range obtained for the T harzianum CECT2413 mutanase [25] and other enzymes from T harzianum CCM-F470 (pH 5.5) [26], T harzianum...
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APPENDIX A TO PART 136 METHODS FOR ORGANIC CHEMICAL ANALYSIS OF MUNICIPAL AND INDUSTRIAL WASTEWATER pot
Ngày tải lên :
05/03/2014, 21:20
... addition of 10 µL of this solution of mL of sample or standard is equivalent to a concentration of 30 µg/L of each surrogate standard 6.8 BFB Standard—Prepare a 25 µg/mL solution of BFB in methanol ... Drinking Waters and Industrial Waters for Purgeable Volatile Organic Compounds,” Measurement of Organic Pollutants in Water and Wastewater, C.E Van Hall, editor, American Society for Testing and Materials, ... 51, and 86 101 103 96 61 and 98 63 65, 83, 85, 98, and 100 96 61 and 98 83 85 98 62, 64, and 100 97 99, 117, and 119 117 119 and 121 127 83, 85, and 129 112 63, 65, and 114 75 77 130 95, 97, and...
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APPENDIX A TO PART 136 METHODS FOR ORGANIC CHEMICAL ANALYSIS OF MUNICIPAL AND INDUSTRIAL WASTEWATER: METHOD 604—PHENOLS docx
Ngày tải lên :
05/03/2014, 21:20
... “Microdetermination of Derivatives of Phenols and Mercaptans by Means of Electron Capture Gas Chromatography,” Analytical Chemistry, 40, 1009 (1968) ASTM Annual Book of Standards, Part 31, D3694-78 “Standard ... program The minimum requirements of this program consist of an initial demonstration of laboratory capability and an ongoing analysis of spiked samples to evaluate and document data quality The ... precision and accuracy, respectively, found in Table If s and for all parameters of interest meet the acceptance criteria, the system performance is acceptable and analysis of actual samples can begin...
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Báo cáo khoa học: Inhibition of an iron-responsive element/iron regulatory protein-1 complex by ATP binding and hydrolysis docx
Ngày tải lên :
07/03/2014, 09:20
... by grants from the Heart and Stroke Foundation of Canada (grant T4134) and the Canadian Institutes of Health Research (grant MT11270) We thank Dr Tania Christova for helpful discussions References ... activity of IRP-1 (A) Hydrolysis reaction of [32P]ATP[cP] The blank contains neither protein nor RNA Other lanes contain 400 ng of recombinant IRP-1 and the indicated amount of IRE RNA Values are means ... containing lL of 10 mm GTP, UTP and ATP, 2.5 lL of 10 mm CTP, and 2.5 lL of 10 mm biotin-14-CTP (Invitrogen Canada Inc.) according to the manufacturer’s instruction Biotin-14-CTP is a CTP analog that...
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Báo cáo Y học: Solution structure of the Alzheimer amyloid b-peptide (1–42) in an apolar microenvironment Similarity with a virus fusion domain potx
Ngày tải lên :
08/03/2014, 09:20
... quartz cell of 1.0-mm path length Spectra were collected over the wavelength range 260–190 nm with a bandwidth of 2.0 nm and a time constant of 8.0 s, and corrected for the contribution of the buffer ... sequential and 134 medium range) constraints, which were used to generate an ensemble of 100 structures by the standard protocol of simulated annealing in torsion angle space implemented in DYANA (using ... the solubility and spectroscopic features of Ab-(1–42) in a variety of media in different concentration and temperature conditions Several organic solvents and mixtures of organic solvents with...
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APPENDIX A TO PART 136 METHODS FOR ORGANIC CHEMICAL ANALYSIS OF MUNICIPAL AND INDUSTRIAL WASTEWATER: METHOD 605—BENZIDINES pdf
Ngày tải lên :
14/03/2014, 20:20
... program The minimum requirements of this program consist of an initial demonstration of laboratory capability and an ongoing analysis of spiked samples to evaluate and document data quality The ... respectively, found in Table If s and for all parameters of interest meet the acceptance criteria, the system performance is acceptable and analysis of actual samples can begin If any individual s exceeds ... mL 11 Cleanup and Separation 11.1 Cleanup procedures may not be necessary for a relatively clean sample matrix If particular circumstances demand the use of a cleanup procedure, the analyst first...
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APPENDIX A TO PART 136 METHODS FOR ORGANIC CHEMICAL ANALYSIS OF MUNICIPAL AND INDUSTRIAL WASTEWATER: METHOD 611—HALOETHERS potx
Ngày tải lên :
14/03/2014, 20:20
... more stock standards to a volumetric flask To each calibration standard, add a known constant amount of one or more internal standards, and dilute to volume with hexane One of the standards should ... program The minimum requirements of this program consist of an initial demonstration of laboratory capability and an ongoing analysis of spiked samples to evaluate and document data quality The ... performance is acceptable and analysis of actual samples can begin If any individual s exceeds the precision limit or any individual falls outside the range for accuracy, the system performance...
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Distribution pattern of ambient cd in wetland ponds ditributed along an industrial complex
Ngày tải lên :
15/03/2014, 23:56
... calibration and Oyster Cd standards (National Research Council of Canada) were provided by Professor M.A Alikhan of the Department of Biology of Laurentian University at Sudbury, Ontario, Canada References ... American Public Health Association, 1995 Standard Methods of Water and Wastewater Analysis American Public Health Association, Washington, DC Anand, S.J.S., 1978 Determination of mercury, arsenic and ... Environment Canada and Health Canada, 1994 Canadian Environmental Protection Act priority substances list assessment report: cadmium and its compounds Environment Canada and health Canada, Ottawa,...
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APPENDIX A TO PART 136 METHODS FOR ORGANIC CHEMICAL ANALYSIS OF MUNICIPAL AND INDUSTRIAL WASTEWATER: METHOD 607—NITROSAMINES docx
Ngày tải lên :
22/03/2014, 14:20
... more stock standards to a volumetric flask To each calibration standard, add a known constant amount of one or more internal standards, and dilute to volume with methanol One of the standards should ... program The minimum requirements of this program consist of an initial demonstration of laboratory capability and an ongoing analysis of spiked samples to evaluate and document data quality The ... respectively, found in Table If s and for all parameters of interest meet the acceptance criteria, the system performance is acceptable and analysis of actual samples can begin If any individual s exceeds...
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Báo cáo khoa học: The role of residues R97 and Y331 in modulating the pH optimum of an insect b-glycosidase of family 1 pdf
Ngày tải lên :
23/03/2014, 15:21
... deglycosylation) of the hydrolysis of MUbglc by the mutant enzymes is rate-limiting, no hypothesis on the effect of R97 and Y331 on the rate constant of each step can be advanced ể FEBS 2003 Mechanism of ... DpKa of E187 in the Y331F mutant, because in the R97K and R97M mutants the same increment in the pKa of E399 did not change signicantly the pKa of E187 This suggests that in the Y331F mutant, ... Induction and purication of the recombinant Sfbgly50 (A) SDS/PAGE of proteins from NovablueDE3 cells transformed with plasmid pT7-7 containing Sfbgly50 Lane 1, Noninduced cells; lanes 2, 3, and 5,...
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Báo cáo Y học: Isolation, enzymatic properties, and mode of action of an exo-1,3-b-glucanase from Trichoderma viride doc
Ngày tải lên :
24/03/2014, 04:21
... Emerson, G.W & Sullivan, P.A (1993) An exo-beta-(1,3)glucanase of Candida albicans: purification of the enzyme and molecular cloning of the gene J Gen Microbiol 139, 325–334 Klebl, F & Tanner, W (1989) ... parameters of the exo-1,3-b-glucanase in hydrolysis of curdlan from A faecalis, an essentially unbranched 1,3-b-glucan, are presented in Table For this substrate, Km is 10-fold higher and the rate of ... metal ions and PHMB The mode of action of the exo-1,3-b-glucanase was analyzed employing 1,3-b-oligoglucosides with DP –6 and curdlan from A faecalis [26] as substrates Using TLC and HPLC analyses...
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METHODS FOR ORGANIC CHEMICAL ANALYSIS OF MUNICIPAL AND INDUSTRIAL WASTEWATER doc
Ngày tải lên :
28/03/2014, 19:20
... following: anthracene and phenanthrene; chrysene and benzo(a)anthracene; and benzo(b)fluoranthene and benzo(k)fluoranthene The gas chromatographic retention time and mass spectra for these pairs of compounds ... 20460 ASTM Annual Book of Standards, Part 31, D3694-78 “Standard Practices for Preparation of Sample Containers and for Preservation of Organic Constituents,” American Society for Testing and Materials, ... precision and accuracy, respectively, found in Table If s and for all parameters of interest meet the acceptance criteria, the system performance is acceptable and analysis of actual samples can begin...
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