fats oils and waxes

asphaltenes, heavy oils, and petroleomics

asphaltenes, heavy oils, and petroleomics

... dedicated to all those scientists and technologists who have and will become enthralled and enchanted by the wiles of the asphaltenes and heavy oils, and to the families and friends of our fold who ... mineralogy such as going from Petroleomics and Structure–Function Relations of Crude Oils and Asphaltenes shale to sandstone, a change in cementation, grain size and/ or shape, changes in clay content ... heavy oil), corrosive tendencies, acid and base numbers and perhaps even commingling phase Petroleomics and Structure–Function Relations of Crude Oils and Asphaltenes 15 stability Matricies would...

Ngày tải lên: 02/04/2014, 16:03

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Methods to access quality and stability of oils and fat  containing foods

Methods to access quality and stability of oils and fat containing foods

... R., and Kaneda, T 1984 J Am Oil Chem Soc 61:781 29 Welsh, W.A., Bogdanor, J.M., and Toeneboehn, G.J “Silica Refining of Oils and Fats, ” in Edible Fats and Oils Processing: Basic Principles and ... Historical Glimpses of Analytical and Quality Assessment Methods for Fats and Oils H.J Dutton Factors Affecting Oil Quality and Stability T.H Smouse Sensory Analyses of Oils and Fat-Containing Foods Chapter ... production facility Fats and oils have been a major caloric source of the human race since its beginning As prosperity increases and countries develop, the consumption of fats and oils increase Today,...

Ngày tải lên: 23/05/2014, 12:34

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EFFECTS OF SPILLED AND STRANDED OILS ON SEAWATER INFILTRATION AND MACROBENTHIC COMMUNITY IN TIDAL FLATS

EFFECTS OF SPILLED AND STRANDED OILS ON SEAWATER INFILTRATION AND MACROBENTHIC COMMUNITY IN TIDAL FLATS

... nitrogen (a) and phosphorus (b) concentrations in seawater before and after the oil spill in the O and C simulators (NO2+NO3)-N and PO4-P concentrations ranged from 0.1 to 1.1 µg-at N l-1 and from ... from 1760 to 6784 m-2 and dominant species were Polychaeta (Lee, 1998) As shown above, DIN and DIP concentrations in seawater and chlorophyll-a concentrations in seawater and sediment in the C ... at day 23 and 58 in the C and O simulators Fig.8 shows infiltration rate of seawater by tidal action both in the C and O simulators The infiltration rates of sweater at day 23 in the C and O simulators...

Ngày tải lên: 05/09/2013, 08:40

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Characterization and Authentication of Olive and Other Vegetable Oils pptx

Characterization and Authentication of Olive and Other Vegetable Oils pptx

... Aceite de la Comunitat Valenciana Aceite de Madrid Andalucía Andalucía Andalucía Andalucía Andalucía Andalucía Andalucía Andalucía Andalucía Andalucía Andalucía Extremadura Extremadura Castilla-La ... phosphatidylinositol and phosphatidylserine (Alter and Gutfinger 1982; Boskou 2002) Waxes These compounds are esters of fatty alcohols with fatty acids The main waxes detected in olive oils have a high and even ... pheophytin a and pheophytin b have been also reported in fresh oils (Miguez-Mosquera et al 1990) Volatile and aromatic compounds They are responsible of the aroma and flavor of virgin olive oils There...

Ngày tải lên: 07/03/2014, 21:20

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What is known about the effectiveness of economic instruments to reduce consumption of foods high in saturated fats and other energy-dense foods for preventing and treating obesity? docx

What is known about the effectiveness of economic instruments to reduce consumption of foods high in saturated fats and other energy-dense foods for preventing and treating obesity? docx

... were: -0.54 and -0.25 for rice, -0.54 and -0.35 for wheat flour, -0.09 and -0.03 for coarse grains, -0.96 and -0.33 for pork, -0.03 and -0.40 for eggs, and -0.39 and -0.47 for edible oils Overall ... on all fats, a tax on saturated fats, a tax on added sugar and subsidies on fibres For most consumers, a tax on fats (whether all fats or saturated fats) would reduce total energy intake and its ... participants were randomized into five groups including no treatment, standard behavioural treatment (SBT), SBT and food provision, SBT and incentives and SBT, food provision and incentives The...

Ngày tải lên: 17/03/2014, 08:20

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vegetable oils in food technology composition, properties, and uses

vegetable oils in food technology composition, properties, and uses

... rape and sunXower oils) or crops that contain oils as signiWcant byproducts (e.g cottonseed and corn oils) Annual production and consumption of oils and fats is about 119 million tonnes and rising ... annual, and occasional issues devoted to the production and use of 12 oilseeds, 17 oils and fats, and 10 oil meals 4 VEGETABLE OILS IN FOOD TECHNOLOGY Table 1.2 Production, exports and imports ... Production, exports and imports (million tonnes) of 10 oilseeds and of 17 oils and fats in selected countries in 2000/01 Oilseeds Oils and fats Population∗ World Malaysia Argentina Canada Australia...

Ngày tải lên: 02/04/2014, 15:06

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A review of the chemical and physical mechanisms of the storage stability of fast pyrolysis bio oils

A review of the chemical and physical mechanisms of the storage stability of fast pyrolysis bio oils

... sodium and potassium; calcium and sodium sulfates; and calcium and sodium acetates (Adams and Adkins 1925; Adkins and Nissen 1922) Catalysts for formal formation include formates of iron, zinc, and ... quickly and without catalysis Hemiacetals were studied that were made from ethyl alcohol and acetaldehyde; isopropyl alcohol and acetaldehyde; ethyl alcohol and benzaldehyde; and ethyl alcohol and ... esters and water Organic acids with olefins to form esters Aldehydes and water to form hydrates Aldehydes and alcohols to form hemiacetals, or acetals and water Aldehydes to form oligomers and resins...

Ngày tải lên: 19/06/2014, 14:02

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Báo cáo toán học: "Chemical composition and antibacterial activity of the essential oils from Launaea resedifolia L." docx

Báo cáo toán học: "Chemical composition and antibacterial activity of the essential oils from Launaea resedifolia L." docx

... composition and antibacterial activity of the essential oils from Launaea resedifolia L Amar Zellagui1, Noureddine Gherraf*1, Segni Ladjel2 and Samir Hameurlaine2 Laboratory of Biomolecules and Plant ... absolute necessity and in this regard, plant essential oils may offer a great potential and hope Several studies have reported the efficacy of antibacterials obtained from the essential oils of various ... observed against E coli and Pseudomonas aerugenosa with inhibition zones of 15 and 12 mm Against S intermedius, K pneumoniae, S pyogenes, P mirabilis, E coli and, P aerugenosa, the oils showed MIC values...

Ngày tải lên: 20/06/2014, 20:20

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báo cáo hóa học:" Chemical composition and antibacterial activity of the essential oils from Launaea resedifolia L." potx

báo cáo hóa học:" Chemical composition and antibacterial activity of the essential oils from Launaea resedifolia L." potx

... composition and antibacterial activity of the essential oils from Launaea resedifolia L Amar Zellagui1, Noureddine Gherraf*1, Segni Ladjel2 and Samir Hameurlaine2 Laboratory of Biomolecules and Plant ... absolute necessity and in this regard, plant essential oils may offer a great potential and hope Several studies have reported the efficacy of antibacterials obtained from the essential oils of various ... observed against E coli and Pseudomonas aerugenosa with inhibition zones of 15 and 12 mm Against S intermedius, K pneumoniae, S pyogenes, P mirabilis, E coli and, P aerugenosa, the oils showed MIC values...

Ngày tải lên: 21/06/2014, 17:20

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Báo cáo hóa học: " Chemical composition and antibacterial activity of the essential oils from Launaea resedifolia L" pdf

Báo cáo hóa học: " Chemical composition and antibacterial activity of the essential oils from Launaea resedifolia L" pdf

... absolute necessity and in this regard, plant essential oils may offer a great potential and hope Several studies have reported the efficacy of antibacterials obtained from the essential oils of various ... Chemical composition and antibacterial activity of the essential oils from Launaea resedifolia L Organic and Medicinal Chemistry Letters 2012 2:2 Submit your manuscript to a journal and benefit from: ... diameter ranging from 11 to 37 mm and a MIC value between 0.09 and 0.69 depending on the microorganism being tested Antibacterial activities of these essential oils were due to abundance of overall...

Ngày tải lên: 21/06/2014, 19:20

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GAS CHROMATOGRAPHY – BIOCHEMICALS, NARCOTICS AND ESSENTIAL OILS pot

GAS CHROMATOGRAPHY – BIOCHEMICALS, NARCOTICS AND ESSENTIAL OILS pot

... environmental studies (soils and sediments, airs and aerosols, cigarette smoke), organohalogen compounds, food analysis (fats and oils, essential oils, alcoholic beverages), and also biological samples ... common feature of the gas chromatograms of crude oils and certain refined products, and it is especially pronounced for weathered and biodegraded oils and oil-polluted sediment extracts It is perhaps ... separation, and accurate and precise quantification of each compound in a mixture consist of thousands and thousands different components The development of the chromatography showed enormous race and...

Ngày tải lên: 28/06/2014, 17:20

248 274 1
Báo cáo y học: " The contrasting roles of PPARδ and PPARg in regulating the metabolic switch between oxidation and storage of fats in white adipose tissue" ppt

Báo cáo y học: " The contrasting roles of PPARδ and PPARg in regulating the metabolic switch between oxidation and storage of fats in white adipose tissue" ppt

... PPARa, PPARg and PPARδ, with each demonstrating a particular tissue distribution and ligand specificity [3] PPARa is primarily expressed in heart, liver, macrophages and intestines, and is activated ... of citrate and succinate and decreases in fumarate and malate The 1-13C glucose labeling experiment and increased citrate concentration demonstrate that the increased glycolytic flux, and hence ... One possible driving force for this increased oxidation of both glucose and fats, and increased flux through boxidation and the TCA cycle, is the increased expression of the components of the...

Ngày tải lên: 09/08/2014, 23:20

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Phisical and chemical properties and thermobaric conditions of occurrence of hard to recover oils

Phisical and chemical properties and thermobaric conditions of occurrence of hard to recover oils

... viscosity and content of resins and paraffin As can be seen from Figures 1a and b, the amount of oil types (light, medium, and heavy oils and low-viscosity, medium-viscosity, and viscous oils) are ... classification of oils by their physical and chemical parameters To investigate the physical and chemical properties of hard-to-recover types of oils having anomalous physical and chemical properties and those ... paraffin oils moderately paraffin highly paraffin extremely paraffin oils with low fraction-200 oils with medium fraction-200 oils with high fraction-200 oils with low fraction-200 oils with...

Ngày tải lên: 09/09/2015, 10:32

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Chemical composition antioxidant and antimicrobial activities of essential oils extracted from citrus varieties in vietnam

Chemical composition antioxidant and antimicrobial activities of essential oils extracted from citrus varieties in vietnam

... (2.61 and 2.25%) Other components of LLA oils such as α-pinene (1.12 and 1.98 %), myrcene (2.54 and 3.89%), α-terpinene (0.08 and 0.02%), terpinolene (0.57 and 0.25%) and linalool (0.31 and 0.24%) ... LD-CP and LD-VA accounted for 1.78% and 1.68%, followed by α-pinene (1.50 and 1.38%), sabinene (1.27 and 1.32%), terpinolene (0.30 and 0.26%), α- terpinene (0.19 and 0.06%) and linalool (0.17 and ... pressing and vacuum distillation methods (OX-CP and OX-VA), limonene (94.25 and 94.43%), myrcene (2.10 and 2.11 %), αpinene (0.61 and 0.52%), sabinene (0.32 and 0.28%) and linalool (0.30 and 0.18%)...

Ngày tải lên: 23/10/2015, 15:38

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DẦU & MỠ - Oils & Fats

DẦU & MỠ - Oils & Fats

... 11, 14 15 COMPOSITION AND STRUCTURE Fatty Acids in commodity oils and fats Nomenclature and structure Fatty acids: occurrence Fatty acid content of the major commodity oils (wt%) ACYLGLYCEROL ... β-Sitosterol H CH3 H2C C isoprene C CH2 H β-caroten CH2OH Vitamin A CH3 HO O H3C CH3 Tocopherol Fats and Oils Nonglyceride Components Fat or Oil Phosphatides (%) Sterols (ppm) Cholesterol (ppm) Tocopherols ... Content (%) Oil Yield (Pounds/Acre) Producing Areas Oilseeds: Canola 40–45 525–590 Canada, China, India, France, Austria, United Kingdom, Germany, Poland, Denmark, Czechoslovakia, United States Corn...

Ngày tải lên: 24/01/2016, 23:59

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EMBEDDED LINUX SYSTEM DESIGN AND DEVELOPMENT.pdf

EMBEDDED LINUX SYSTEM DESIGN AND DEVELOPMENT.pdf

... Ⅲ Understand the embedded Linux development environment Ⅲ Understand and create Linux BSP for a hardware platform Ⅲ Understand the Linux model for embedded storage and write drivers and applications ... memory leaks and memory corruption in applications and drivers Ⅲ Learn methods to profile applications and the kernel Ⅲ Understand uCLinux architecture and its programming model Ⅲ Understand the embedded ... Ltd Ⅲ Windows, WinCE and Microsoft are registered trademarks and MS-DOS and DirectX are trademarks of Microsoft Corporation Ⅲ Solaris and Java are registered trademarks and ChorusOS is a trademark...

Ngày tải lên: 04/08/2012, 14:23

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09 Physical and Chemical Characteristics of DDGS revisions.

09 Physical and Chemical Characteristics of DDGS revisions.

... during transport and handling – particle and ingredient segregation (separation) occurs when particles of different sizes and bulk densities are blended together and transported or handled Pellet ... Size, Bulk Density and pH Particle size and particle size uniformity of feed ingredients are important considerations of livestock and poultry nutritionists when selecting sources and determining ... Characteristics of U.S DDGS Physical and chemical characteristics of distiller’s dried grains with solubles (DDGS) vary among sources and can influence its feeding value and handling characteristics These...

Ngày tải lên: 08/08/2012, 10:03

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CHECK YOUR ENGLISH VOCABULARY FOR BUSINESS AND ADMINISTRATION.pdf

CHECK YOUR ENGLISH VOCABULARY FOR BUSINESS AND ADMINISTRATION.pdf

... our products and how they work, how the distribution system operates, how to deal with both suppliers and customers and how to handle complaints They also study trade and retail laws, and are accompanied ... idioms IT and e-commerce Jobs and positions Letters Meetings and presentations Money and financial issues Numbers and symbols Phrasal verbs Phrasal verbs Production and operations Recruitment 1: ... part of a , and should have 10 and the ability to 11 and inspire his or her 12 Sandra: Well, that's great! You've always got on with the people you work with, and everyone...

Ngày tải lên: 08/08/2012, 17:31

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