1development of methods for the determination of ts and t3s in vegetable oils

comparison of the methods for the determination of surface acidity of solid catalysts

Ngày tải lên : 29/07/2015, 02:27

... zeolite, and performed the experiments by poisoning them with quinoline The results a r e reported in Fig 21 The measure of the specific catalytic activity of a single site is given by the slope of the ... from the quantity of water formed during the reaction The fraction of the various forms of hydrogen can be determined from the ratios of the areas of the corresponding peaks The technique, implying ... simply to the pK, values of the indicators employed Other disadvantages of the method are the impossibility of making acidity determinations in the real working conditions of the catalyst and sometimes...

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university of texas press negotiating for the past archaeology nationalism and diplomacy in the middle east 1919-1941 jul 2007

Ngày tải lên : 11/06/2014, 14:38

... archaeologists in the region, and in so doing hastened processes of change in unimagined and unintended ways A comparison of the accounts of two leading archaeologists dating from the close of each of these ... archaeologists, severely restricting the terms under which they could excavate in the kingdom Many of them ﬂed across the border into the French mandate of Syria In each of these the trend toward ... expansion of the discipline in the United States, for this was a time when Americans and their institutions, as in so many other areas of endeavor, including business, communications, and entertainment,...

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a role for the endosomal snare complex and tethers in autophagy

Ngày tải lên : 22/12/2014, 21:44

... and Cog4 In addition, I investigated binding of the COG complex subunits to Tlg1, Vti1 and Snc2, the partner SNARE proteins of Tlg2 Direct interaction of Tlg1, the yeast orthologue of Syntaxin ... results from fusion of the two leading edges of the expanding isolation membrane Delivery of the internal vesicle of the autophagosome, or autophagic body, to the lysosome and vacuole in mammals and ... the formation of an isolation membrane which expands and non-selectively engulfs cytosolic components in the process Fusion of the two leading edges of the isolation membrane results in the formation...

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Development of computational methods for the rapid determination of NMR resonance assignment of large proteins

Ngày tải lên : 04/10/2015, 15:52

... strategy consisting of four steps: (1) xi Summary the combination of amino acid spin-systems, (2) the determination of amino acid types for combined spin-systems, (3) the identification of sequential ... belongs to other spin-systems, and (2) whether its intra-residue peak of HNCACO experiment belongs to others For the first role, the program examines all the spin-systems containing the same 37 ... step of Figure 1.5A (HNCA and HN(CA)CO), the NH and 15N frequencies of residue (i) are used to obtain the assignments of the Cα and CO of the same residue Then, the CO frequency is used to obtain...

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Comparison of Methods for the Extraction of Bioflocculants from Activated Sludge

Ngày tải lên : 05/09/2013, 09:08

... Several bands demonstrated the same mobility in both stains, suggesting that these bands were complexes of protein and saccharide These included the band corresponding to a molecular weight of 103,000 ... 103,000 in the steaming-extracted polymer (1), the band corresponding to 38,000 in the NaOH-extracted polymer (2), the band corresponding to 24,700 in the SDS-extracted polymer (3), and the bands ... SDS-extracted polymer included a small amount of material other than protein Furthermore, the steaming- and washing-extracted polymers contained large amounts of phosphorus (of 3.2% and 3.6%, respectively)...

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Tài liệu Báo cáo khoa học: "Methods for the Qualitative Evaluation of Lexical Association Measures" doc

Ngày tải lên : 20/02/2014, 18:20

... values of We have also shown that the evaluation results and the ranking of AMs differ depending on the kind of collocations to be identied, and the proportion of hapaxes in the candidate sets Finally, ... and 4), we nd: (i) Examination of 50% of the data in the SLs leads to identication of between 75% (AdjN) and 80% (PNV) of the TPs (ii) For the rst 40% of the SLs, and lead to the worst results, ... t-test, , frequency and in this order Frequency and approximate when 50% of the data in the SLs are examined In the yields better reremaining part of the lists, sults than frequency and is practically...

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Báo cáo khoa học: A novel metallobridged bis(b-cyclodextrin)s ﬂuorescent probe for the determination of glutathione doc

Ngày tải lên : 07/03/2014, 05:20

... 10 and remained constant for at least h Hence, the reaction was left to proceed for 10 min, and the uorescence was then measured at room temperature Inuence of interference The inuence of the ... Because of the conformation of the linker of 1, the nitrogen atoms and amido bond formed two chelate rings to coordinate with copper (II) ions This coordination effect and the paramagnetism of copper ... concentration of increased, the uorescence intensity of the system also increased slightly We therefore used 2.00 mL of 2.00 ã 10)4 molặL)1 metallobridged bis(bCD)s Inuence of reaction time The effect of...

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Review of the Existing Techniques for the Determination of Dry Rubber Content in Natural potx

Ngày tải lên : 23/03/2014, 21:21

... results obtained and a discussion of the results are included in chapter five of this thesis Finally, in chapter six the summary and general conclusions of the work including scope for doing further ... touching the side of the cylinder The reading on stem is noted The ORC of the latex is obtained by multiplying the reading by three (since two parts of water are added) and dividing by ten The ... formulated in Travancore during 1860s and subsequently in Cochin for the distribution of forest and wasteland for plantation crops were instrumental for the initial growth and expansion'l", In terms of...

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nmr methods for the investigation of structure and transport

Ngày tải lên : 29/05/2014, 18:32

... t D and hence the number of spins By linearity of the Fourier transform the direct relation between the peak integral and the number of spins of the corresponding chemical group holds for the ... organized the continuation of the research unit after the DFG funding as well as Prof Kasper, Prof Kind, Prof Nirschl, and Prof Elsner Prof Nirschl, Prof Kind, Prof Wilhelm, and Prof Elsner contributed ... real, the oscillating imaginary part of the sum in general leads to a small imaginary part of Qn The maximum of the real part of the sum is N times higher than the amplitude of the oscillating...

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báo cáo hóa học: " The evolution of methods for the capture of human movement leading to markerless motion capture for biomechanical applications" pptx

Ngày tải lên : 19/06/2014, 10:20

... Determination of the moments of inertia of the human body and its limbs Berlin: Springer-Verlag; 1988 Eberhart H, Inman V: Fundamental studies of human locomotion and other information relating ... description of the human body's anatomy plus a set of information regarding the kinematic chain and joint centers The morphological information of the human body can be a general approximation (cylinders, ... or the constraints of the testing methods For example, the constraints of the laboratory environment as well as the markers placed on the subjects can mask subtle but important changes to the...

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Báo cáo hóa học: " Analysis of in vitro replicated human hepatitis C virus (HCV) for the determination of genotypes and quasispecies" docx

Ngày tải lên : 20/06/2014, 02:20

... probable that there is only one type of infectious and replicating HCV The variety of HCV RNA in patients could result from changes induced in the plasma/sera, including the production of noninfectious ... which explains both the low titer of infectious virus in patients and in cell culture and the long incubation period before the development of an acute disease The high titer of viral RNA in plasma/ ... which cell types are critical for inducing maladies in patients, that point will remain debatable and vary with the point of view of the investigator HIV-1 and Epstein-Barr virus (EBV) are excellent...

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Cocoa Processing Methods for the Production of High Quality Cocoa in Vietnam ppt

Ngày tải lên : 21/06/2014, 06:20

... assistance in providing information regarding the cocoa industry in Vietnam and in the establishment of solar driers and fermenting boxes at their demonstration farm sites in Ben Tre Province HARVESTING ... on the basis of the count of defective beans in the ‘cut test’ The cut test reveals the presence of certain defects which may cause off-flavours and indicates the degree of fermentation of the ... during rain and at night Also, with the basket drying shown in illustration 20, the baskets 14 need to be moved around during the day to position them in the sun During periods of heavy rain, the...

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Báo cáo hóa học: " Research Article Fixed Point Methods for the Generalized Stability of Functional Equations in a Single Variable" ppt

Ngày tải lên : 22/06/2014, 06:20

... , and we obtain the existence of a mapping c : G → Y such that the following hold i c is a fixed point of J, that is, c x F x, c η x ∀x ∈ G , 4.13 The mapping c is the unique fixed point of J in ... Proceedings of the National Academy of Sciences of the United States of America, vol 27, no 4, pp 222–224, 1941 T Aoki, “On the stability of the linear transformation in Banach spaces,” Journal of the ... Notice that in all these equations, f is the unknown function and the other ones are given mappings Our principal tool is the following fixed point alternative 4 Fixed Point Theory and Applications...

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Designation: C 490 – 00a - Use of Apparatus for the Determination docx

Ngày tải lên : 10/07/2014, 23:20

... reference-bar indication Blot only around the pins (Note 4) NOTE 4 The purpose of the minimal blotting of the pins and no blotting of the bars is to avoid drying and shrinkage of the bars It has ... the dial gage setting of the measuring device by use of the reference bar at least at the beginning and end of the readings made within a half day when the apparatus is kept in a room maintained ... slowly in the measuring instrument while the comparator reading is being taken Record the minimum reading of the dial if the rotation causes a change in the dial reading Place specimens in the instrument...

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Standard Methods for the Examination of Water and Wastewater P4. end

Ngày tải lên : 29/07/2014, 18:58

... error in the low boron range This interference springs from the insolubility of the hardness salts in 95% ethanol and consequent turbidity in the final solution Filter the final solution or pass the ... with standard buffer solutions in the pH range of to The error resulting from inaccurate pH measurements grows with an increase in total alkalinity For example, an inaccuracy of 0.1 in the pH determination ... Analytical methods for the determination of cyanates in plating wastes Plating 39:381 23 GARDNER, D.C 1956 The colorimetric determination of cyanates in effluents Plating 43:743 24 Procedures for Analyzing...

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Standard Methods for the Examination of Water and Wastewater P3

Ngày tải lên : 29/07/2014, 18:58

... Environment Federation Standard Methods for the Examination of Water and Wastewater Organism Planorbidae Plants, higher Platydorina Platyhelminthes Plecoptera Plectus Pleodorina Pleurobema Pleurocera ... Water Environment Federation Standard Methods for the Examination of Water and Wastewater Algae General TAYLOR, W.R 1957 Marine Algae of the Northeastern Coast of North America, 2nd ed Univ Michigan ... Federation Standard Methods for the Examination of Water and Wastewater Agency, National Environmental Research Center, Cincinnati, Ohio PATRICK, R & C.W REIMER 1975 The Diatoms of the United States...

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Standard Methods for the Examination of Water and Wastewater P2

Ngày tải lên : 29/07/2014, 18:58

... of Water and Wastewater Pandorina © Copyright 1999 by American Public Health Association, American Water Works Association, Water Environment Federation Standard Methods for the Examination of ... Association, Water Environment Federation Standard Methods for the Examination of Water and Wastewater Plate 29 Filter- and screen-clogging algae Dinobryon © Copyright 1999 by American Public ... Examination of Water and Wastewater Dinobryon © Copyright 1999 by American Public Health Association, American Water Works Association, Water Environment Federation Standard Methods for the Examination...

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Standard Methods for the Examination of Water and Wastewater P1

Ngày tải lên : 29/07/2014, 18:58

... 12] The atomic weights of many elements are not invariant but depend on the origin and treatment of the material The standard values of Ar(E) and the uncertainties (in parentheses, following the ... Through educational and technical information programs, AWWA promotes the improvement of the quality and quantity of the drinking water supply Contact information: AWWA 6666 West Quincy Avenue Denver, ... composition outside the limits for normal material The difference between the atomic weight of the element in such specimens and that given in the Table may exceed the stated uncertainty m modified...

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Báo cáo khoa học: "Comparison of Diagnostic Methods for the Detection of Parasites in Fish" pdf

Ngày tải lên : 06/08/2014, 19:20

... Comparison of Diagnostic Methods for the Detection of Parasites in Fish and disadvantages, depending on the purpose and target of study For parasitological investigation, the classical methods (the ... placed in separate vials with PBS The content of selected separate organs (oesophagus, stomach, pyloric caeca and intestine) was scraped from the lumen and epithelial lining and inspected under the ... microscope Stretching of these metacercariae was done by hot formalin for two minutes Then, they were kept in Eppendorf tubes with neutral formalin (4%) Diagnosis of parasitic infections * Diagnosis...

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Báo cáo khoa học: " Effective methods for the production of immunoglobulin Y using immunogens of Bordetella bronchiseptica , Pasteurella multocida and Actinobacillus pleuropneumoniae" docx

Ngày tải lên : 07/08/2014, 15:20

... reduction in the laying rate, and increased mortality, especially in hens injected with atrophic rhinitis causative agents Therefore, vaccine components were devised and applied to hens in an attempt ... on the nature of bacterial antigens (Fig 9) The laying rate in the group 2, in which all birds survived, was the highest Laying in some hens stopped temporally after the first inoculation and then ... stopping of the reaction with M HCl solution Laying rates The laying rate in each experimental group was calculated by dividing the total number of eggs by accumulated number of hens during days of...

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