chitin nanofibrils and their derivatives as cosmeceuticals

ENCYCLOPEDIA OF ENVIRONMENTAL SCIENCE AND ENGINEERING - NATURAL SYSTEMS FOR WASTEWATER TREATMENT pdf

... lagoons and ponds, and wetlands The lagoons and ponds depend on microbial life, and lower plants and animals, while wetlands support the growth of rooted plants Both pond systems and wetlands are ... Figure Wetlands can be of two types: natural wetlands and constructed wetlands Both natural and constructed wetlands have been used for wastewater treatment, although the use of natural wetlands is ... University of Texas at El Paso, August 16 and 17, El Paso Texas, 1993 15 Stephenson, M., G Turner, P Pope, J Colt, A Knight, and G Tchobanoglous, The Use and Potential of Aquatic Species for Wastewater...

Tài liệu Bevacizumab and cetuximab for the treatment of metastatic colorectal cancer docx

Danh mục: Sức khỏe giới tính

... 30,000 new cases registered in England and Wales in 2002 This represents 12% of all new cancer cases in women and 14% of all new cancer cases in men The incidence of colorectal cancer increases with ... with metastatic colorectal cancer includes both those who present with metastatic disease and those who develop metastatic disease after surgery Estimates of people presenting with metastatic ... post-progression and death Each model was based on data from a different bevacizumab study The first was based on the study that compared bevacizumab plus IFL with IFL, while the second was based on the...

Báo cáo y học: "Intra-articular hyaluronan (hyaluronic acid) and hylans for the treatment of osteoarthritis: mechanisms of action" pps

Danh mục: Báo cáo khoa học

... the secreted antigen and activity of urokinase plasminogen activator, as well as its receptor [24] Similarly, intra-articular administration of HA decreased urokinase plasminogen activator activity ... increases, the PG content decreases, the PG composition changes, and the water content increases [33] The size of HA molecules [3] and their concentration [34] in synovial fluid also decrease ... increased activation by their proenzymes, or decreased activity of their inhibitors [29] Proinflammatory cytokines, including IL-1, TNF-α, IL-17, and IL-18, increase synthesis of MMPs, decrease...

Biotechnology for waste and wastewater treatment n cheremisinoff

Danh mục: Môi trường

... oxidized to CO, and H,O As the microorganisms use the organics as food they reproduce, grow, and die As the 10 Biotechnology f o r Waste and Wastewater Treatment microorganisms grow and are mixed ... Pseudomonas Pseudomonas Thermonospora (a thermophilic bacterium) Y a t : Aspergillus ess Trichosporon Bacteria: Arthrobacter Chromobacter Pseudomonas Xanthomonas 12 Biotechnology for Waste and Wastewater ... and the Comprehensive Environmental Response, Compensation and Liability Act of 1980 (CERCLA) and subsequent amendments Through CERCLA, the Superfund aid was initiated and it was seen as an assault...

Biotechnology for waste and wastewater treatment

Danh mục: Môi trường

... oxidized to CO, and H,O As the microorganisms use the organics as food they reproduce, grow, and die As the Content 10 Biotechnology f o r Waste and Wastewater Treatment microorganisms grow and are mixed ... Chemical Oxygen Demand (COD), Biochemical Oxygen Demand (BOD), and Volatile Suspended Solids (VSS) Most biological waste and wastewater treatment processes employ bacteria as primary microorganisms; ... bacteria; Cladosporium and Scolecobasidium among yeasts Zylerion xylestrix (fungus) Pseudomonas, Arthrobacter Penicillium (fungus) Pseudomonas Pseudomonas Serratia marascens (bacteria) Photosynthetic...

Market analysis and developing a competitive marketing strategy for selling medical solid waste wastewater treatment equipment to customers in vietnam

Danh mục: Y khoa - Dược

... diseases, as well as environmental damages caused by hazardous hospital waste, this research has been conducted with respect to two research problems: What is the market demand for hospital waste ... target segments can be measured and evaluated following five key criteria as follows:  Measurable – The size, purchasing power, and characteristics of the segments can be measured  Substantial ... challenges relevant to waste management, particularly the hospital waste treatment issue Within this research, hospital waste consists of hazardous medical solid waste and wastewater generated by...

ENCYCLOPEDIA OF ENVIRONMENTAL SCIENCE AND ENGINEERING - SMALL FLOW WASTEWATER TREATMENT TECHNOLOGY FOR DOMESTIC AND SPECIAL APPLICATIONS docx

Danh mục: Điện - Điện tử

... (1) halogens and their compounds, (2) coal-tar distillate (phenols and cresols), (3) heavy metals and their salts (zinc, copper and silver salts), (4) quaternary ammonium compounds, and (5) alkaline ... Constructed Wetlands Conference, August 16 and 17, 1993, University of Texas at EL Paso, (1993) Qasim, S.R., N.L Drobny, and B.W Valentine, Process alternatives available in packalaged wastewater treatment ... climates, unaesthetic features such as odor and unsightly conditions, and health hazards.25,26 Perhaps the most comprehensive analysis of waste problems in arctic areas was conducted by the Federal Housing...

MATHEMATICS MANUAL FOR WATER AND WASTEWATER TREATMENT PLANT OPERATORS - PART pps

Danh mục: Cao đẳng - Đại học

... function of the volume of waste to be removed and the design of the equipment Waste (MGD) = Waste (gpm ) = waste pounds day WAS concentration (mg L ) ¥ 8.34 lb gal waste (MGD) ¥ 1, 000, 000 gpd ... of the imbalance To assist in the evaluation, the waste rate based upon the mass balance information can be calculated Waste (GPD) = Waste (GPD) = solids produced (lb day) waste TSS (mg L ) ¥ ... DEMAND, AND RESIDUAL Chlorine is a powerful oxidizer that is commonly used in wastewater and water treatment for disinfection and in wastewater treatment for odor control, bulking control, and...

MATHEMATICS MANUAL FOR WATER AND WASTEWATER TREATMENT PLANT OPERATORS - PART 4 pdf

Danh mục: Cao đẳng - Đại học

... Solids, and Volatile Solids Wastewater Suspended Solids and Volatile Suspended Solids Biosolids Volume Index (BVI) and Biosolids Density Index (BDI) WATER/WASTEWATER LAB Ideally, waterworks and wastewater ... oxygen demand (COD), total phosphorus, fecal coliform count, chlorine residual, and biochemical oxygen demand (BOD) seeded tests, to name a few The standard reference for performing wastewater ... wastewater testing is contained in Standard Methods for the Examination of Water and Wastewater, APHA, AWWA WEF, 1995 In this chapter, we focus on standard water/wastewater lab tests that involve...

MATHEMATICS MANUAL FOR WATER AND WASTEWATER TREATMENT PLANT OPERATORS - PART 5 docx

Danh mục: Cao đẳng - Đại học

... The WAS suspended solids concentration is 6150 mg/L If 5200 lb/day solids are to be wasted, what must the WAS pumping rate be (in MGD)? 86 The WAS suspended solids concentration is 6200 mg/L Assume ... filter backwash rate (in gpm/sq ft)? 122 A filter 20 ft by 20 ft has a backwash flow rate of 4900 gpm What is the filter backwash rate (in gpm/sq ft)? 123 A filter is 25 ft by 15 ft If the backwash flow ... ft backwashes at a rate of 3300 gpm What is this backwash rate expressed as gpm/sq ft? 125 The backwash flow rate for a filter is 3700 gpm If the filter is 15 ft by 20 ft, what is the backwash rate...

MATHEMATICS MANUAL FOR WATER AND WASTEWATER TREATMENT PLANT OPERATORS - PART 1 potx

Danh mục: Cao đẳng - Đại học

... Solving Basic Operation Basic Operation Basic Operation Chapter 10 Units of Measurement, Conversions, and Electrical Calculations Units of Measurement Conversion Factors Weight, Concentration, and ... Head/Pressure Force, Pressure, and Head Example Problems Chapter 13 Mass Balance and Measuring Plant Performance Mass Balance for Settling Tanks Mass Balance Using BOD Removal Measuring Plant Performance ... 4, 2004 8:03 AM • • • • • The author has worked in and around water/wastewater treatment and taught water/wastewater math for several years The author has sat at the table of licensure examination...

A new hybrid treatment system of bioreactors and electrocoagulation for superior removal of organic and nutrient pollutants from municipal wastewater

Danh mục: Môi trường

... mgNHþ -N LÀ1, and 3.81 mgT-N LÀ1, 0.03 mgT-P LÀ1 During 16 months of operation, NHþ -N was 4 completely eliminated and T-P removal efficiency was also up to 100% It was found that increasing in internal ... nitrogen and phosphorus from wastewater Among those, biological nutrient removal processes, such as suspended and attached growth biofilm techniques, have been developed and widely applied due to their ... COD and ammonium were higher than 76% and 70–99% for HRT of 3.5 h and 4.5 h, respectively One of the biofilm support media is made of plastic They use various forms/types of plastic, such as polyethylene...

Báo cáo y học: "Inhalation with Fucose and Galactose for Treatment of Pseudomonas Aeruginosa in Cystic Fibrosis Patients"

Danh mục: Y khoa - Dược

... immunosorbent assay (ELISA, R&D Systems, Minneapolis, Minn, USA) C reactive protein (CRP), IgG, IgE, GOT, and GPT were measured using routine laboratory protocols SUBJECTS AND METHODS RNA preparation and ... of fucose and galacose was based on data from a previous study (6) Previous medication including inhaled antibiotics, vitamines, pancreatic enzymes, dornase alpha, bronchodilatators was continued ... Uppsala, Sweden) and washed Sputum cell and PBMC samples, each containing RNAzol (Wak, Bad Soden, Germany) and 80,000 cells, were stored at -20ºC until further preparation RNA was extracted by...

Behavior of Nitrite Oxidizers in the Nitrification/Denitrification Process for the Treatment of Simulated Coke-Oven Wastewater

Danh mục: Môi trường

... them was for DNA extraction and was washed with TE buffer at pH8.0, and stored at -20oC Another was for FISH analysis and was stored at -80oC The extraction of DNA was performed with Fast DNA ... in Runs and 7, when thiosulfate was not added in the influent, increase of Nitrobacter species was clearly detected On the other hand, Nitrobacter decreased during Run when thiosulfate was added ... #!!(),)## 1.23452/0267/8 '"# Figure Band intensities for Nitrobacter species While in Figure 4, the band intensities were high only in Runs and 7, and their band intensities were quite similar,...

Contact-Adsorption-Regeneration-Stabilization Process for the Treatment of Municipal Wastewater

Danh mục: Môi trường

... increased with an increase in HRT of the regeneration tank from h to h, but decreased from h to h As shown in Fig 2, the PO43 P removal increased as the HRT of the regeneration tank increased ... increased The NH4+-N removal was not very sensitive to the HRT It slightly increased as the HRT increased from h to h, but slightly decreased when the HRT increased from h to h This suggests ... the PO43 P removal An increase in the recycle ratio resulted in an increase in the COD removal and an increase in NH4+-N and PO43 P removals (Fig 3) Such influences were associated with the direct...

Multi-criteria Evaluation of Wastewater Treatment Scenarios for Small Towns in Developing Countries - Case Study of Toan Thang Town in Vietnam

Danh mục: Môi trường

... cover crucial aspects of sustainable development; (iv) quantifiability, i.e., they should be based on existing data and/ or data that are easy to gather and to update; and, (v) their finite number, ... broadly consisting of phases: (i) the goal and scope definition, (ii) the life cycle inventory (data collection; mass and energy balances), and (iii) the impact assessment (classification of emissions ... materials and wastes was assumed to be a landfill The sludge generated from the treatment process, both onsite and off-site, will be treated in the sludge drying bed prior to its use as soil T-N/T-P...

Occurrence of Tetracycline-Resistant and Tetracycline- Degrading Bacteria in Wastewater Treatment Plant Effluent and Environmental Water Systems

Danh mục: Môi trường

... 10 mg/L), wastewater treatment plant effluent (10 mg/L), and rain water (5 and 10 mg/L) More than 20% degradation was observed in all Lake Tedori water and Unoke River water samples and rain water ... Y., Hu J., Asami M and Kunikane S (2009) Simultaneous Determination of Tetracyclines and their Degradation Products in Environmental Waters by Liquid Chromatography-Electrospray Tandem Mass Spectrometry, ... N., Managaki S and Takada H (2008) Occurrence of Pharmaceuticals in the Aquatic Environment in Japan and Tropical Asian Countries, J of Water and Waste, 50(7), 559-569 Nonaka L and Suzuki S (2007)...

Integration of energy and environmental systems in wastewater treatment plants

Danh mục: Môi trường

... high-performing energy management and environmental standards In addition, the approach was applied and validated through a case study Materials and methods A successful wastewater utility management ... accounts for about 2% of wastewater Wastes are separated and filtered by various processes such as aeration, trickling filter, sand filter, primary and secondary clarifier, and oxidation Figure illustrates ... analysis, energy was taken as the dependent variable and BOD, suspended solids, average flow, and rainfall are taken as the independent variables The change in energy was observed and the significant...

King County Solid Waste and Wastewater Treatment Utility Operations docx

Danh mục: Kế toán - Kiểm toán

... facilities reside on permitted area space used for disposal of waste. SWD studied their options related to increasing the life of the Cedar Hills landfill and in 2006 documented the results of their study in the Solid Waste Transfer and Waste Management Plan. The plan ... We conducted this performance audit in accordance with generally accepted government auditing standards (GAGAS). Those standards require that we plan and perform the audit to obtain sufficient, appropriate evidence to provide a reasonable basis for our findings and conclusions based on our audit objectives. We planned and performed the performance audit to: ... The landfill is comprised of a series of cells that represent permitted land areas that are constructed, filled with waste and capped on an ongoing basis. The Cedar Hills site has ten cells and the most recent are named by area. Currently, the active cell receiving waste is Area 6. ...

Functional cellulose derivatives and their applications in food and pharmaceutical products

Danh mục: Y - Dược

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