polycyclic aromatic hydrocarbons and other processing products many cooking methods involve intense heat benzo a
Tropospheric Air Pollution: Ozone, Airborne Toxics, Polycyclic Aromatic Hydrocarbons, and Particles potx
... terpenes and other biogenic hydrocarbons depend on climatic parameters, for example, temperature and solar radiation, and would change radically as a result of changes in the plant cover due to land ... east (downwind) of Los Angeles This was attributed to NO3 radical–initiated attack on napthalene and methylnapthalene In summary, gas-phase daytime OH and nighttime NO3 radical–initiated reactions ... is much greater than that of the parent malathion (98) Respirable Mutagens and Carcinogens in Ambient Air: Atmospheric Transformations of PAHs Polycyclic aromatic hydrocarbons (PAHs) are ubiquitous...
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Effect of Surfactant on Degradation of Polycyclic Aromatic Hydrocarbons (pahs) in Thermophilic Anaerobic Co-Digestion of Sludge from Kim-Ngưu River and Organic Waste
... Busetti, A Heitz, M Cuomo, S Badoer, P Traverso, Determination of sixteen polycyclic aromatic hydrocarbons in aqueous and solid samples from an Italian wastewater treatment plant, J Chromatography A ... Villar, M Callejon, E Alonso, J.C Jimenez, A Guiraum, Temporal evolution of polycyclic aromatic hydrocarbons (PAHs) in sludge from wastewater treatment plants: Comparison between PAHs and heavy ... and flame ionization detector (FID) A 2µl aliquot of PAH sample was injected using an auto-sampler Nitrogen was used as the carrier gas at a flow rate 2.5 ml/min Inlet conditions are split ratio...
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The influence of surfactants on the solubilization, extraction and biodegradation of model polycyclic aromatic hydrocarbons
... surfactant-rich phase and aqueous phase, including surfactant concentration, time, acidity, pH and additives, as well as on their recovery in the CPE (Frankewich and Hinze, 1994; Akita and Takeuchi, ... which makes it easy to handle the pollutants (Hinze and Promauro, 1993; Komaromy and von Wandruszka, 1995; Pramauro and Prevot, 1995) The surfactantrich phase, which contains the pollutants, is ... surfactants Diallo et al (1994) studied the solubilization of several alkanes and aromatic hydrocarbons by dodecyl alcohol ethoxylates It was observed that at the same HLB number of surfactant,...
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Tài liệu Ambient air pollution by Polycyclic Aromatic Hydrocarbons (PAH). Position Paper pptx
... exist and these are summarised in Figure 4: European and National Standard Methods In view of the lack of comparable PAH data across the EU there is a need to develop a CEN measurement standard and ... collect and analyse ambient air samples for PAH There are several national measurement methods and ISO standards available which can determine individual PAH compounds, including BaP, at a detection ... 1875] and the isolation by Kennaway and colleagues of pure aromatic hydrocarbons from coal tar and the demonstration of their carcinogenicity in the 1920s and 1930's [Kennaway 1924; Kennaway 1925;...
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Ambient Air Pollution by Polycyclic Aromatic Hydrocarbons (PAH): Position Paper Annexes pptx
... Internal Standard, deuterated PAH PAH, methyl-PAH, CRM – 088 BNT, 31 PAH and Certified standard derivatives materials (sewage sludge) SRM – 1650 Certified standard materials (diesel particulate matter) ... (Thrane and Mikalsen, 1981) (e) Annual mean measurements made in Bayreuth, Germany, May 1995-April 1996 (Horstmann and McLachlan, 1998) (f) Summer mean measurements made in Bayreuth, Germany, May-October ... Finland France Recommended values [3] BaP (annual average): 0.7 ng/m3 as a limit value 0.1 ng/m3 as a quality objective Germany Target value [8] BaP: 1.3 ng/m3 Greece Ireland Italy ✗ ✗ Legal quality...
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Annuities and Other Retirement Products: Designing the Payout Phase (Directions in Development)_1 doc
... illustrates that an option loses its value at an accelerating rate as it approaches expiration Another way of stating this is that the proportion of an option’s daily time decay to its value increases ... the call With an at-the-money call, the potential profit theoretically equals the potential savings An at-the-money put has the same profit/ savings potential Duration and time decay Another aspect ... bearish, or range-bound, and different options strategies are suitable to each Any particular strategy cannot be said to be better than any other These strategies, and those that follow, vary...
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Annuities and Other Retirement Products: Designing the Payout Phase (Directions in Development)_2 docx
... to wait longer than usual 4 Volatility and pricing models 39 Unfortunately, normal circumstances, like normal markets, are themselves unusual Arrivals and departures are subject to a variety ... leave your mind clear to deal with the circumstance at hand You can make rational trading decisions This is equally true for an extraordinary event or for a more routine trading day 4 Volatility ... office, and I had my clerks an extensive risk analysis, though I knew, as all market-makers do, that at a time like this, options theory takes a back seat I went to the floor and wedged my way into...
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Annuities and Other Retirement Products: Designing the Payout Phase (Directions in Development)_3 pdf
... potential 100 call or put priced at The following discussion becomes somewhat more advanced You may return to it later, or have a glance now 6 Gamma and theta Gamma and volatility trading The gamma ... decay and therefore has positive theta A long options position incurs an expense from time decay and therefore has negative theta Tables 6.3 and 6.4 are similar to the previous Tables 6.1 and ... investor can take the amount of risk that he is able to justify and manage This part outlines the major strategies that spread risk These strategies can be traded on all the exchanges, and, with...
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Annuities and Other Retirement Products: Designing the Payout Phase (Directions in Development)_4 potx
... short call and put spreads So far we have seen that both a long call spread and a short put spread profit from an upside move Likewise both a long put spread and a short I wouldn’t, but many because ... call, Long call ladder is a long call spread with an extra short call at a third strike that is above the lower two strikes 92 Part Options spreads and sell one 115 call in the same transaction ... have a contingency plan as part of your risk scenario At the same time as you place your spread order, you should also place a buy-stop, market order for a covering option that is activated at...
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Annuities and Other Retirement Products: Designing the Payout Phase (Directions in Development)_5 doc
... have net negative vega, negative gamma and positive theta These spreads are best opened when the market has been active, and when absolute movement has started to decrease The same spread can ... have discussed are the most common, but they are not the only choices available Many investors create spreads that combine components of the standard spreads to Many investors create suit a particular ... just one example of a hybrid spread Bullish strategy If a call purchase can be financed by the sale of a put, then a call spread purchase can be financed by the sale of a put If XYZ is at 100, you...
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Annuities and Other Retirement Products: Designing the Payout Phase (Directions in Development)_7 pot
... spread and the diagonal spread The diagonal spread for trending markets There are two additional spreads that profit from stationary markets The covered write involves selling a call against a long ... position, and the calendar or time spread involves selling a near-term at-themoney option, usually a call, and buying a further-term at-the-money option, again usually a call Both spreads profit ... currently trading at 52.67, and the August 60 calls, with 60 days until expiration, are priced at 0.34 You may sell one call on each 100 Coca-Cola shares that you own Alternatively, you may pay 52.67...
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Annuities and Other Retirement Products: Designing the Payout Phase (Directions in Development)_8 pptx
... they are gaining value as the increasing implied volatility increases their premium There is increased demand for them because they are alternatives to a stock purchase and because they can be ... short call spread faces the same potential capital requirement, although the risk is limited Covered call writing assumes that the short call holder has already purchased shares to deliver, and ... market retraces and stabilises, and time decay begins to eat away at the puts, but by then the put sellers are only too glad to close their positions at a break-even level Another reason for this...
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Annuities and Other Retirement Products: Designing the Payout Phase (Directions in Development)_10 pdf
... end this is what options are really about Volatility data is also available from data vendors and exchanges O Trade options with a durational outlook; when the duration has ended, take your profits ... precautions They made the same mistakes that we made when options were first listed at the Chicago Board of Trade many years ago These are classic risk problems and classic options problems, and ... shares are in a zone of technical resistance and an outright purchase risks a short-term decline You want to compare a purchase of shares to a sale of the June 220 put Questions and answers (a) ...
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Annuities and Other Retirement Products: Designing the Payout Phase (Directions in Development)_11 ppt
... ratio? (f) Construct a table and draw a graph of the profit/loss at expiry (g) Now suppose you’re a bear Construct a table and draw a graph of the P/L at expiry for a sell of this call spread ... the 20-day historical volatility within several days True or false? (a) A five-day historical volatility gives a more accurate indication of an underlying contract’s volatility than a 30-day historical ... from market stasis Questions and answers Chapter questions A short call position has negative vega, and therefore it takes a loss from an increase in the implied volatility True or false? (a) Given...
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05 bacterial cultivation for production of proteins and other biological products (1)
... metabolites such as amino acids, ethanol, and acetone; organic acids such as acetic, citric, lactic, and glutamic acids; and nucleotides, vitamins, antibiotics, insecticides, polysaccharides, vaccines, ... soybean meal, and 0.5% sodium chloride The aerobic cultivation takes place at a temperature between 25 and 30°C and at a pH in the range of to The production process takes about 80 h and has two ... Streptomyces for antibiotics, Corynebacterium and Brevibacterium for amino acids, Clostridium for acetone and butanol, Lactobacillus for organic acids, and Acetobacter for polysaccharides The production...
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determination of polycyclic aromatic hydrocarbon pahs and aliphatic hydrocarbons in oysters by gc msms
... the PAH peak in the calibration standard A[ IS] – the area of the internal standard peak for the calibration standard c[IS] – the internal standard concentration for the calibration standard solution ... PAH concentration for the calibration standard solution Rf = ASt × c[IS] A[ IS] × cSt Rf – the response factor determined by the analysis of standards PAH and internal standard ASt – the area ... sample APAH – the area of PAH peak of the sample A[ IS]S – the area of the internal standard peak of the sample X[IS] – the absolute amount of internal standard added to the sample The concentration...
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RESEARCH ON THE CHANGE OF 2-AP AND OTHER VOLATILE COMPOUNDS IN PROCESSING BUN FROM RICE
... the pandan leaf and used it as the standard for qualitative and quantitative analysis of 2-AP in aromatic rice and other medicinal plants such as Thien Nien Kien Homalomena aromatica (Phan Phuoc ... Varaporn Laksanalamai and Sarath Ilangantileke (1993) Comparision of aroma compound (2acetyl-1-pyrroline) in leaves from Pandan (Pandanus Amaryllifolius) and Thai fragrant rice (Khao Dawk Mali ... the pandan leaves was quantified (Table 2) Table Peak areas of collidine and 2-AP in pandan leaves recorded by GC-FID and GCMS Samples Peaks’areas (pA*s) Collidine 14009069 2-AP in young pandan...
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BÁO CÁO "RESEARCH ON THE CHANGE OF 2-AP AND OTHER VOLATILE COMPOUNDS IN PROCESSING BUN FROM RICE" doc
... the pandan leaf and used it as the standard for qualitative and quantitative analysis of 2-AP in aromatic rice and other medicinal plants such as Thien Nien Kien Homalomena aromatica (Phan Phuoc ... Varaporn Laksanalamai and Sarath Ilangantileke (1993) Comparision of aroma compound (2acetyl-1-pyrroline) in leaves from Pandan (Pandanus Amaryllifolius) and Thai fragrant rice (Khao Dawk Mali ... the pandan leaves was quantified (Table 2) Table Peak areas of collidine and 2-AP in pandan leaves recorded by GC-FID and GCMS Samples Peaks’areas (pA*s) Collidine 14009069 2-AP in young pandan...
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Definitions of Petroleum Products and Other Terms (Revised March 2007) docx
... Libya, Nigeria, Qatar, Saudi Arabia, United Arab Emirates, and Venezuela The Neutral Zone between Kuwait and Saudi Arabia is considered part of OPEC Prior to January 1, 1993, Ecuador was a member ... propane and heavier hydrocarbons and are commonly referred to as lease condensate, natural gasoline, and liquefied petroleum gases Natural gas liquids include natural gas plant liquids (primarily ... natural gas that are separated as liquids at natural gas processing plants, fractionating and cycling plants, and, in some instances, field facilities Lease condensate is excluded Products obtained...
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