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Reaction Kinetics, Mechanisms and Catalysis
Authors: Frederico A. D. Araújo, Sonia V. Pereira, Deivson C. S. Sales, A. R. Schuler, and Cesar A. M. Abreu

presence of diluted sulfuric acid. A model representing the evolutions of the fatty ester concentrations was fitted to the experimental results of the batch esterifications, and the kinetic parameters were quantified. The selectivities of the methyl and

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activity. Azo dyes have relatively large photoabsorption (extinction) coefficients and thus measurements in solution are easy even at very low concentrations. However, the fact that dyes absorb light indicates that the photoreaction could be induced by

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reaction rate has been attributed to the enhanced local concentration of cyanide ion in the micellar phase. Further micellar systems involving CTAB and cyanide ion have been utilized to develop new analytical procedures for improving the spectrophotometric

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milk based products processing units at cleaning, washing, cooling, heating. etc. DI wastewater contains milk constituents such as whey protein, lactose, fat and minerals in high concentrations ( Farizoglu and Uzuner, 2011 ). These constituents are

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between 20 and 60% for the bed depths of 5–15 cm. Salman J. M. and Hameed B. H. [ 13 ] performed adsorption of 2.4-Dichlorophenoxyacetic acid (2.4-D) and Carbofuran on GAC F300. The initial sample volume was set to 200 mL with concentration ranging between

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Acta Alimentaria
Authors: E. Rapavi, K. Szentmihályi, A. Lugasi, E. Vági, É. Bányai, A. Balázs, É. Szőke, and A. Blázovics

.A. & McNAB, J.M. (1991): The effect of concentration of tannin-rich bean hulls ( Vicia faba L.) on activities of lipase (EC 3.1.1.3) and α-amylase (EC 3.2.1.1) in digesta and pancreas and on the digestion of lipid and starch by young chicks. Br. J. Nutr

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's specification, FWF contains 3% proteins, 36% carbohydrates and <5% fats. The nutritional value per 100 g is 214 Kcal. For application, FWF has to be directly mixed with flour in concentrations from 0.7% to 1.75%. PS (E 2022) was provided by Brentag (Slovenia). 2

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analysis using atomic absorption spectroscopy and gravimetric techniques. The C, N, and H concentrations were measured with a Carlo Erba Model 1108 CHNSO elemental analyzer. Finally the complex precipitate were calcined in air at 800 °C for 2 h

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Acta Alimentaria
Authors: J. Tangtua, C. Techapun, R. Pratanaphon, A. Kuntiya, V. Sanguanchaipaiwong, T. Chaiyaso, P. Hanmuangjai, P. Seesuriyachan, N. Leksawasdi, and N. Leksawasdi

, C.S. & M ORAIS , M.R. ( 2009 ): Optimization of temperature, sugar concentration, and inoculum size to maximize ethanol production without significant decrease in yeast cell viability . Appl. Microbiol. Biot ., 83 , 627 – 637

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of Arabic gum in combination with guar and xanthan gum using Response Surface Methodology: Effect of temperature and concentration. Int. J. Fd Prop. , 8 , 179–192. Ngadi MO

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