treatment of pharmaceutical wastes
Treatment of Pharmaceutical Wastes doc
Ngày tải lên :
22/03/2014, 14:20
... pretreatment of pharmaceutical wastewater before ozonation/hydrogen peroxide treatment should be utilized in order to increase the level of treatment 5.6.2 Biological Treatment The biological treatment ... peroxide treatment Detailed descriptions of the various physicochemical treatment processes are described in the following sections © 2006 by Taylor & Francis Group, LLC Treatment of Pharmaceutical Wastes ... biological treatment Thus, neutralization/pH adjustment of the waste prior to the biological system is a very important treatment unit for the biological treatment of pharmaceutical wastewater The pH of...
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Phsicochemical Treatment of Hazardous Wastes - Chapter 1 potx
Ngày tải lên :
11/08/2014, 12:21
... Cleanup of released hazardous substances Recycling, reuse, diversion, destruction, or segregation of reactive wastes Dredging or excavations Collection of leachate and runoff On-site treatment ... Chapter Environmental Hazardous Wastes 2.1 2.2 2.3 2.4 2.5 Introduction Classification of Hazardous Pollutants Sources of Hazardous Waste Contaminated Media of Hazardous Wastes 2.4.1 Groundwater 2.4.2 ... effects of PCBs on health and the environment begin to be understood PCBs are of significant concern because of their property of bioaccumulation The chemical is absorbed into the tissue of humans...
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Phsicochemical Treatment of Hazardous Wastes - Chapter 2 potx
Ngày tải lên :
11/08/2014, 12:21
... source of hazardous waste, with 742.6 million pounds of on-site releases, 342.2 million pounds of air emissions, 106 million pounds of surface water discharges, and 215.8 million pounds of underground ... combustion, formation of more toxic products in the ash, and emission of hazardous air pollutants Typical sources of contamination from the contaminated sites of the Department of Defense (DOD) are ... 11, 2003 11:34 AM 32 Physicochemical Treatment of Hazardous Wastes GASEOUS PV K KÓ SOLID NAPL KÕ KH S AQUEOUS FIGURE 2.4 Schematic of contamination phases of NAPL in soil 2.4.1 Groundwater Groundwater...
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Phsicochemical Treatment of Hazardous Wastes - Chapter 3 pptx
Ngày tải lên :
11/08/2014, 12:21
... 11:39 AM 56 Physicochemical Treatment of Hazardous Wastes • Ex situ physical/chemical treatment — Ex situ treatment generally requires excavation of soil or pumping of groundwater — processes ... specific type of hazardous waste 3.4.1 Nature of Pollutants It is well documented that the structure of organic pollutants and speciation of inorganic pollutants determine the effectiveness of treatment ... Cheremisinoff, P.C., Ed., Encyclopedia of Environmental Control Technology, Vol 1: Thermal Treatment of Hazardous Waste, Gulf Publishing, Houston, TX, 1989 Cheremisinoff, P.C., Ed., Encyclopedia of...
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Phsicochemical Treatment of Hazardous Wastes - Chapter 4 docx
Ngày tải lên :
11/08/2014, 12:21
... (time)–1(concentration)1–n, the unit of the rate constant of a zero-order reaction is (time)–1(concentration) The rate of zero-order reaction is independent of the concentration of the reactant, which is often encountered ... December 3, 2003 9:41 AM 86 Physicochemical Treatment of Hazardous Wastes TABLE 4.1 Oxidation–Reduction Potentials of Chemical Reagents for Water and Wastewater Treatment Reactions F2 + 2e = 2F– OH• ... FIGURE 4.4 Effect of pH on the second-order rate constant for the dismutation of superoxide (From Bielski, B.H.J., Reevaluation of the spectral and kinetic properties of •HO2 and of •O2- free radicals,...
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Phsicochemical Treatment of Hazardous Wastes - Chapter 6 pps
Ngày tải lên :
11/08/2014, 12:21
... November 14, 2003 2:09 PM 166 Physicochemical Treatment of Hazardous Wastes reaction is a function of the concentration of hydroxyl radicals In the presence of oxygen, no polymerization occurs Barb ... amount of iron is sufficient to determine oxidation of an unlimited amount of tartaric acid In tartaric acid, two atoms of hydrogen are removed from a molecule of acid, resulting in the production of ... oxidation kinetics of THM mixtures, and the effect of the number of chlorine atoms in a THM on its oxidation were all investigated Bromoform is the easiest to oxidize of the four THMs Bromoform concentrations...
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Phsicochemical Treatment of Hazardous Wastes - Chapter 8 pps
Ngày tải lên :
11/08/2014, 12:21
... Conversely, a low pH value of combined with a low temperature of 10°C yielded the lowest kC value of 1.34 Einstein/mol2◊m8 When the effects of UV/ozone treatment on the degradation of protocatechuic acid ... Concentration of Oxidants In UV/ozone processes, the increase of ozone feed rate leads to an increase of oxidation rate at a given time This increase of ozone feed rate leads to an increase of the ozone ... decomposition of ozone was found to be at a minimum at a pH of without the influence of UV irradiation (Ku et al., 1996a) The overall decomposition rate equation of ozone in the presence of UV light...
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Phsicochemical Treatment of Hazardous Wastes - Chapter 9 pps
Ngày tải lên :
11/08/2014, 12:21
... orders of removal of organic reactants were evaluated from log (initial rate of removal of organics) vs log (initial concentration of organic) The initial photoefficiencies of removal of organic ... activity of TiO2 can be increased with the loading of metals such as silver or platinum The loading of silver onto the surface of TiO2 has been shown to increase the removal of chloroform from ... 2003 12:14 PM 328 9.2.5 Physicochemical Treatment of Hazardous Wastes Adsorption of Organic Compounds on TiO2 In the past, the degradation of most classes of organic compounds has been studied...
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Phsicochemical Treatment of Hazardous Wastes - Chapter 11 pot
Ngày tải lên :
11/08/2014, 12:21
... Physicochemical Treatment of Hazardous Wastes TABLE 11.1 Historical Perspective of Sonochemistry Year Historical Event 1867 Early observations of cavitation by Tomlinson and Gernez 1880 Discovery of the ... degassing Use of crude or technical reagents Activation of metals and solids Reduction of any induction periods Enhancement of the reactivity of reagents or catalysts Generation of useful reactive ... of the supercritical fluid differ from those of the bulk liquid One of the most notable changes is the lower dielectric constant of polar solvents such as water which allows the accumulation of...
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Phsicochemical Treatment of Hazardous Wastes - Chapter 12 doc
Ngày tải lên :
11/08/2014, 12:21
... example, rate constants of 1.9 × 10 in the presence of 3.7 mg/L of oxygen, 35% of these two reactive species would be removed at a dose of 100 krad as opposed to 5% at a dose of 800 krad 12.4 QSAR ... Page 468 Friday, November 14, 2003 2:10 PM 468 Physicochemical Treatment of Hazardous Wastes 99% bromoform removal, the effect of water quality was insignificant when the initial concentration ... Friday, November 14, 2003 2:10 PM 470 Physicochemical Treatment of Hazardous Wastes – that the e aq initiates greater than 99% of the removal of CHCl3, whereas •OH is responsible for less than 0.2%...
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Phsicochemical Treatment of Hazardous Wastes - Chapter 13 doc
Ngày tải lên :
11/08/2014, 12:21
... November 11, 2003 12:32 PM 516 Physicochemical Treatment of Hazardous Wastes TABLE 13.11 Removal of Chlorine Residues and Amount of Chloride in pH Range of to [HOCl + OCl•] (Concentration, mg/L) [Cl•] ... PM 500 Physicochemical Treatment of Hazardous Wastes the wide range of waste characteristics and various ways in which metals can be adsorbed to the Fe surface, the extent of pollutant retention ... November 11, 2003 12:32 PM 506 Physicochemical Treatment of Hazardous Wastes TABLE 13.5 Effect of Ions on Pseudo First-Order Rate Constants and Half-Lives of DBCP Transformation Using 0.1-M HEPES Buffer...
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Phsicochemical Treatment of Hazardous Wastes - Chapter 14 (end) pps
Ngày tải lên :
11/08/2014, 12:21
... presence of 40-mM (1360 mg/L) H2O2 Thus, the presence of excess H2O2 may lower the treatment efficiency of AOP Increasing the pH of reactive dye bath effluents had a more detrimental effect upon the treatment ... degradation of TCB, subject to the effect of pH, bicarbonate, and humic acids (Masten et al., 1996) Table 14.17 provides a comparison of the effect of pH on the efficiency of oxidation of pentanoic ... water treatment Vermont’s VOC treatment facility at IBM showed increasing treatment efficiency with the addition of hydrogen peroxide The treatment efficiencies increased to an optimal level of 91%...
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Treatment of Pulp and Paper Mill Wastes pptx
Ngày tải lên :
01/04/2014, 00:20
... eliminated up to 90% of the color and 70% of the total organic carbon, respectively © 2006 by Taylor & Francis Group, LLC Treatment of Pulp and Paper Mill Wastes 473 The major disadvantages of coagulation ... concentrations of oxygen and to © 2006 by Taylor & Francis Group, LLC Treatment of Pulp and Paper Mill Wastes Figure Up-gradation of an existing activated sludge plant in Poland by installation of FlooBed ... Application of Anaerobic Bioreactors in the Pulp and Paper Industries A number of factors govern the choice of a treatment process and reactor The preferred choice for treatment of pulp and paper...
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Cambridge.University.Press.Fearing.Others.The.Nature.and.Treatment.of.Social.Phobia.Mar.2007.pdf
Ngày tải lên :
21/09/2012, 10:54
... I is Professor of Clinical Psychology in the Department of Psychology at the University of Montreal Fearing Others The Nature and Treatment of Social Phobia Ariel Stravynski University of Montreal ... disruptive social anxiety are features of the lives of many thousands of people But exactly what is social phobia? What causes it? What is its nature and what kinds of treatments can improve it? Using ... and ways of testing them 81 5.3 Reliability: agreeing about the entity of social phobia 86 5.4 Predictors of response to treatment 95 5.5 Social phobia in the family 99 5.6 Association of social...
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Báo cáo y học: "Clinical review: Treatment of new-onset atrial fibrillation in medical intensive care patients – a clinical framework"
Ngày tải lên :
25/10/2012, 10:35
... by insufficient treatment of AF or, on the contrary, is caused by adverse effects of the treatment, however, is too realistic to be ignored All we have stated about the treatment of AF in MICU ... 80% of patients with AF convert to SR within 24 hours The use of β-blockers before the start of AF and the absence of diabetes and left ventricular hypertrophy were independent predictors of conversion ... disease and other nosocomial complications Can treatment of atrial fibrillation improve survival? There are few data on the effect of treatment of AF on mortality in ICU patients A meta-analysis...
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Báo cáo y học: "Special considerations in the treatment of patients with bipolar disorder and medical co-morbidities"
Ngày tải lên :
25/10/2012, 10:51
... Antipsychotics [29] Initiation of Treatment First Year of Treatment Duration of Treatment • Baseline fasting glucose level • Fasting glucose level every 3–4 months • Observe for signs of hyperglycemia • ... of our patients develop renal disease, psychiatrists must be aware of the effects of psychotropics on the kidneys, as well the effects of decreased renal functioning on the pharmacokinetics of ... bioavailability of free, active highly protein-bound drugs Accumulation of active hydroxylated metabolites of carbamazepine may lead to symptoms of drug toxicity despite therapeutic drug levels [70] Of all...
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Báo cáo y học: "Surgical Treatment of Depressed Scar: A Simple Technique"
Ngày tải lên :
25/10/2012, 11:00
... mind, in the presence of adherent scars, after having infiltrated the whole area with a solution of Lidocaine 0.5% and Epinephrine 1:200,000 very close to one of the two edges of the scar, a small ... that brings great improvement to the treatment of depressed scars AUTHORS' CONTRIBUTIONS FI: participated in the surgical treatment and in the follow-up of this patient MT: drafted the manuscript ... literature FMA: participated in the surgical treatment and in the follow-up of this patient MM: participated in the design of this case study and in the follow-up of this patient ADI: revised the literature...
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Báo cáo y học: "Endovascular Treatment of Bilateral Carotid Artery Occlusion with Concurrent Basilar"
Ngày tải lên :
25/10/2012, 11:04
... Position of Occlusion Begnning of the CCA Begnning of the CCA Begnning of the ICA Left cavernous sinus part of the ICA, right beginning of the ICA Begnning of the ICA Symptom Other aeurysms SAH PCA SAH ... sclerosis of the CCA PCA VA→ECA→IC A Present case 2010 69/F Arterio- Begnning SAH sclerosis of the ICA No No Year Age/ Cause gender 41/F aortitis 63/M Position of Occlusion Begnning of the CCA ... arteries The angiograph of the vertebral artery showed no delay in the blood flow of anterior circulation The saccular aneurysm with a diameter of 3.2 mm was observed at the apex of the basilar artery...
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Báo cáo y học: "Technical Considerations in Decompressive Craniectomy in the Treatment of Traumatic Brain Injury"
Ngày tải lên :
25/10/2012, 11:40
... Different methods of decompressive craniectomy in the treatment of TBI Different methods of decompressive craniectomy have been developed for, or applied to, decompression of the brain at risk ... most authors.11, 26 The temporary removal of a piece of skull followed by loose closure of the dura and skin layers presumably allows for expansion of the edematous brain into a durotomy “bag” ... comes down to the floor of the middle cranial fossa, at the root of the zygoma; this ensures adequate lateral decompression of the temporal lobe, allowing it to “fall out” of its usual calvarial...
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Báo cáo y học: " Treatment of oroantral fistula with autologous bone graft and application of a non-reabsorbable membrane"
Ngày tải lên :
25/10/2012, 11:48
... indication of techniques for the treatment of this kind of surgical complication Spontaneous healing of to mm openings can occur, while untreated larger defects are connected with the pathogenesis of ... attention for the presence of sporadic intraoral drainage in posterior left maxilla The discomfort was of a few years duration and had its origin following an endodontic treatment of tooth 2.6 provided ... characteristics of OAC/OAF; the apexes of tooth 26 were in extremely close approximation to the maxillary sinus, and an area of periapical rarefaction was evident (Fig 1) After the failure of the endodontic...
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