... degrees of acet-ylation depending on their sources of origin and mode of isolation The average degree of acetylation (DA) of chitin samples was deter-mined from data of elemental analysis and is ... composition of the chitosan samples The average values of DDA% reported in this article are average of the three methods 3.3.2 Kinetics of deacetylation Figs 9 and 10show the results of deacetylation of ... Isolation and characterization of nutrients and value-added products from snow crab (Chinoecetes opilio) and shrimp (Pandalus borealis) processing discards Journal of Agricultural and Food Chemistry,...
Ngày tải lên: 25/08/2016, 11:21
... the specificity of the antibody was not good enough for the antigen and red blood cell of blood type A This is the first report in Vietnam showing the extraction and purification of the recombinant ... system was expressed and purified with the purity of 89% and the yield of 64.9 mg/l Trang 10of culture This recombinant antiA-scFv showed ability to hemagglutinate antigens of red blood cells but ... the extraction and purification of antiA-scFv in the inclusion body as well as in the soluble form and evaluate the antiA-scFv antibody activity The results show that only fusion expression of...
Ngày tải lên: 24/07/2020, 02:42
Surface treatment and finishing of aluminium
... Surface Treatment and Finishing of Aluminium FIGURE 1.3 Rigidised panels used for door panels of Leeds City Mortuary ing operation on the steel rolls and on other factors, and high standards are required ... protection and this often applies to castings As time passes the surface may become weathered and if not regularly Trang 3224 Surface Treatment and Finishing of Aluminium cleaned the build-up of dirt ... extent of etching and on the size and shape of the pits, as well as contributions made by the aluminium, such as sition and methods of manufacture compo-A typical etching solution is: One of the...
Ngày tải lên: 18/08/2020, 09:40
Extraction and assessment of antioxidant and antimicrobial activities of saponins from cocoa pod husk (theobroma cacao l )
... of dissolvable to material given as 25 mL/g, term of microwave radiation of 5 min and temperature of extraction as 90ºC The impact of microwave vitality and treatment time on the extraction of ... influence the extraction cycle and output of bioactive mixes in plant however the most common ones are solvent used in extraction, extraction time, method of extraction, temperature of extraction, ... (chemical) of CPH The CPH is made up of 67–76% of cocoa fruit in terms of weight, farmers have used it in formulation of feeds for their poultry and livestock because it has some amount of minerals,...
Ngày tải lên: 25/01/2021, 23:27
Extraction and characterization of fish protein isolate from yellowfin (thunnus albacares) dark muscle using ph shift method
... potential of TDMPI as a function of pH 52Figure 3.12: Variation of zeta potential of TDMPI in the presence of 0.005M (a) and 0.01 M (b) salt as a function of pH 53Figure 3.13: Viscosities of different ... progressively and discarded as waste (Swatland, 2012; Peng et al, 2013).Since the production of sashimi and sushi demands a prime quality raw material of tuna, any deviations from specified quality standards ... 4°C and pH 4.5, 5.5 or 6.5, with protein recoveries of about 92% which represented an average of 60% of original skipjack flesh, and around 50% of the initial solids The maximum protein extraction...
Ngày tải lên: 25/01/2021, 23:27
Extraction and characterisation of water soluble carotenoids of gardenia jasminoides ellis
... Ministry of Agriculture and Agrofood and the University of Technology ofthe Ho Chi Minh City National University of the Vietnamese Ministry of Education and Training.Most of the work was carried ... CityUniversity of Technology, Prof Dr Van Thanh Tran, Head of Organic Chemical Department of ChemicalEngineering Faculty of HoChiMinh City University of Technology, All of my teachers, my professors and ... degradation ofenzymatic reaction and oxidation The content of crocin in gardenia fruit from Vietnam was 0.120 ±0.016mglg and of geniposide was 5.76± 1.01 % (w/w) of dried fruit of gardenia.Inmost of theextract...
Ngày tải lên: 11/02/2021, 15:48
Extraction and assessment of antioxidant and antimicrobial activities of saponins from cocoa pod husk (theobroma cacao l )
... of dissolvable to material given as 25 mL/g, term of microwave radiation of 5 min and temperature of extraction as 90ºC The impact of microwave vitality and treatment time on the extraction of ... influence the extraction cycle and output of bioactive mixes in plant however the most common ones are solvent used in extraction, extraction time, method of extraction, temperature of extraction, ... (chemical) of CPH The CPH is made up of 67–76% of cocoa fruit in terms of weight, farmers have used it in formulation of feeds for their poultry and livestock because it has some amount of minerals,...
Ngày tải lên: 17/02/2021, 21:05
Extraction and characterization of fish protein isolate from yellowfin (thunnus albacares) dark muscle using ph shift method
... potential of TDMPI as a function of pH 52Figure 3.12: Variation of zeta potential of TDMPI in the presence of 0.005M (a) and 0.01 M (b) salt as a function of pH 53Figure 3.13: Viscosities of different ... progressively and discarded as waste (Swatland, 2012; Peng et al, 2013).Since the production of sashimi and sushi demands a prime quality raw material of tuna, any deviations from specified quality standards ... 4°C and pH 4.5, 5.5 or 6.5, with protein recoveries of about 92% which represented an average of 60% of original skipjack flesh, and around 50% of the initial solids The maximum protein extraction...
Ngày tải lên: 17/02/2021, 21:05
Study on the extraction and isolation of caffeine from green tea camellia sinensis (l )
... for his time, guidance and enthusiasm throughout the project Professors and staffs of the Department of Organic Chemistry and Faculty of Chemical Engineering for their help and useful advice My ... Figure 4 4 HPLC standard curve of EGCG 28 Figure 4 5 (a) UV-VIS spectrum and (b) HPLC chromatogram of standard Caffeine 29 Figure 4 6 (a) UV spectrum and (b) HPLC chromatogram of standard EGCG 30 ... importers of Vietnamese green tea, and western countries like the USA, France, and Australia are also major importers [8, 14] 2.2 Extraction and extraction of caffeine from green tea Trang 24extraction...
Ngày tải lên: 04/04/2021, 00:00
Extraction and assessment of antioxidant and antimicrobial activities of saponins from cocoa pod husk (theobroma cacao l )
... of dissolvable to material given as 25 mL/g, term of microwave radiation of 5 min and temperature of extraction as 90ºC The impact of microwave vitality and treatment time on the extraction of ... influence the extraction cycle and output of bioactive mixes in plant however the most common ones are solvent used in extraction, extraction time, method of extraction, temperature of extraction, ... (chemical) of CPH The CPH is made up of 67–76% of cocoa fruit in terms of weight, farmers have used it in formulation of feeds for their poultry and livestock because it has some amount of minerals,...
Ngày tải lên: 17/05/2021, 14:16
Extraction and characterization of fish protein isolate from yellowfin (thunnus albacares) dark muscle using ph shift method
... potential of TDMPI as a function of pH 52Figure 3.12: Variation of zeta potential of TDMPI in the presence of 0.005M (a) and 0.01 M (b) salt as a function of pH 53Figure 3.13: Viscosities of different ... progressively and discarded as waste (Swatland, 2012; Peng et al, 2013).Since the production of sashimi and sushi demands a prime quality raw material of tuna, any deviations from specified quality standards ... 4°C and pH 4.5, 5.5 or 6.5, with protein recoveries of about 92% which represented an average of 60% of original skipjack flesh, and around 50% of the initial solids The maximum protein extraction...
Ngày tải lên: 17/05/2021, 14:16
development of an ionic liquid based microwave assisted method for the extraction and determination of taxifolin in different parts of larix gmelinii
... higher extraction yield, lower energy and time consumption The distribution of taxifolin in different parts of larch and the influences of age, orientation, and season on the accumulation of taxifolin ... showing the effects of variables on extraction yield of taxifolin (a) Interaction of microwave irradiation time and liquid-solid ratio; (b) Interaction of microwave irradiation time and microwave ... often flammable and toxic, and responsible for the greenhouse effect Thus, the development of a safe and environmentally benign extraction process is becoming increasingly necessary and important...
Ngày tải lên: 01/11/2022, 09:50
Advances in the extraction and preservation of anthocyanin from vegetables a review
... 5 Table 2.2: Fruits and vegetable – great sources of phenolics 12 Table 2.3: Names and abbreviations of common varieties of anthocyanins 16 Table 2.4: Summary of functions of anthocyanins in ... (microwave-assisted extraction), SFE (supercritical fluid extraction) and ASE (accelerated-solvent extraction) 36 Table 4.2: Summary of comparisons of the characteristics of the methods have ... for extraction of anthocyanin from vegetables ii To elucidate advantages and disadvantages of the methods used for the extraction of anthocyanin iii To investigate the preservation techniques of...
Ngày tải lên: 17/02/2023, 06:44
A kinetic study on extraction and transformation phenomena of phenolic compounds during red wine fermentation
... study of body composition of four fish species in relation to pond depth Journal of Environmental Science and Technology, 2, 359–364. AOAC (1995) Official Methods of Analyses of Association of Analytical ... Determination of vitamins in peanut milk and PBIF-75The extraction of water-soluble vitamins was performedwith distilled water and that of fat-soluble vitamins withhexane The low detection limit of certain ... advantage of being both protein andenergy rich, and therefore, has the potential to respond respec-to the protein and energy needs of children in Senegaland other areas where animal proteins and dairyproducts...
Ngày tải lên: 16/09/2016, 20:27
Exploring customers demands and habits of drinking fruit juice in hcm city vietnam master project in business and marketing management
... Demands and Habits of Drinking Fruit Juice In Hochiminh City” The author has had a lot of efforts to gather information as well as to conduct a research to understand the demand and habit of ... drinks to step up Fruit juice is said to contain a lot of vitamins and added minerals which are very good for the heart and the skin The demand and consumption of fruit juice in Hochiminh City ... Exploring Customers’ demands and habits of drinking fruit juice in Hochiminh City – Vietnam This project has ambitious to find demands and fruit juice drinking habit of customers in HCMC, which...
Ngày tải lên: 02/07/2017, 17:41
Handbook of frozen foods
... lowering of temperature and a change of phase of water from liquid to solid Both processes tend to reduce rates of physical and chemical changes and might be expected to enhance the shelf life of the ... independently of enzymes and oxygen presence The difficulty of analysis and of interpretation is also demonstrated by the review by James and Evans [46] on the storage life of beef, pork, and lamb ... phenomena as heat and mass transfer, freezing time, convective and conductive processes, and other processes and principles relevant to understanding the dynamics of freezing Food science and technology...
Ngày tải lên: 23/05/2014, 12:17
Tài liệu Báo cáo khoa học: "Extraction and Approximation of Numerical Attributes from the Web" pdf
... Usage of all this knowledge allows us to select the correct value of 1.695m and reject other values Thus we can increase the precision of value extraction by finding and analyzing an entire group of ... iterative discovery of any pre-specified (e.g., (Riloff and Jones, 1999; Chklovski and Pantel, 2004)) and unspecified (e.g., (Banko et al., 2007; Rosenfeld and Feldman, 2007; Davidov and Rappoport, ... WordNet and pattern-based extraction to find a list of similar objects and their category labels Second, we utilize a predefined set of lexical patterns in order to extract attribute values of these...
Ngày tải lên: 20/02/2014, 04:20
Automatic extraction and tracking of face sequences in MPEG video
... medium and the structure of the contents is always complex and unpredictable Meanwhile, the interests of users are quite diversified and the ability to understand the user accurately is still out of ... changes of environmental conditions and changes of subjects The most prominent factors of environmental conditions concern the lighting, background and camera parameters The changes of subjects and ... is often of low resolution and poor visual quality In this thesis, we not assume any prior knowledge of scenes and camera motions 1.4 Overview of Our Approach Previous works on face detection and...
Ngày tải lên: 11/09/2015, 14:35
The influence of surfactants on the solubilization, extraction and biodegradation of model polycyclic aromatic hydrocarbons
... enhance the extraction and preconcentration of model PAHs Results on the preconcentration and extraction of model PAHs are presented in Chapter To examine the effectiveness of the cloud point extraction ... 3.3 A Schematic Description of Phase Equilibrium in CPE 67 3.4 Description of the Procedure of Phenanthrene Extraction from Spiked Sand 68 4.1 Determination of CMC of Tergitol 15-S-7 in DI Water ... Extent and Biodegradability of Phenanthrene as a Function of Tergitol 15-S-7 Concentration 170 7.18 Solubilization Extent and Biodegradability of Phenanthrene as a Function of Tergitol 15-S-9 and...
Ngày tải lên: 16/09/2015, 17:11