نتایج جستجو برای: base titration

تعداد نتایج: 270057  

Journal: :Clinical science and molecular medicine 1975
J B Stoker C T Kappagoda H M Snow R J Linden

1. Carbon dioxide titration curves were determined in vivo in dog and man at various degrees of acute non-respiratory acidaemia and alkalaemia. 2. The slope of the CO2 titration curve (delta log Pco2/delta pH) was found to increase with the severity of the acute non-respiratory alkalaemia the slope (delta log Pco2/delta pH) tended towards unity. 3. A simple scheme based on the CO2 titration cur...

2013
Poonam Gupta Pushpa Jain Pramod Kumar Jain

Dahlia pinnata is a species of the genus dahlia, belonging to the family Asteraceae. The present study reported the use of dahlia pinnata flower extract as an acid base indicator in different types of acid base titrations. The equivalence point obtained by the flower extract coincided with the equivalence point obtained by standard indicators. The results obtained by the flower extract matched ...

Quantitative determination of Br?nsted acid sites in acidic mordenite samples with varying proton concentrations has been studied using aqueous conductometric titration method. Conductometric titration of the ammonium form of mordenite with sodium hydroxide is feasible and the results indicate potential number of Br?nsted acid sites. However, Br?nsted acid sites concentration in acidic mordenit...

Journal: :Analytical sciences : the international journal of the Japan Society for Analytical Chemistry 2005
Hideji Tanaka Tsutomu Baba

The principle of flow ratiometry for high-throughput titration, which we recently proposed for potentiometric titration, was extended to photometric titration. The flow rate (FB) of a base solution containing an acid-base indicator was linearly varied in response to a control voltage (Vc) generated from a computer. With the total (acid + base) flow rate (FT) being kept constant, the base soluti...

Journal: :journal of sciences islamic republic of iran 0

quantitative determination of br?nsted acid sites in acidic mordenite samples with varying proton concentrations has been studied using aqueous conductometric titration method. conductometric titration of the ammonium form of mordenite with sodium hydroxide is feasible and the results indicate potential number of br?nsted acid sites. however, br?nsted acid sites concentration in acidic mordenit...

2015
Maryam Nejat Dehkordi

Interaction of Schiff base complexes of Iron and Manganese: Iron [N, N’ Bis (5(triphenyl phosphonium methyl) salicylidene) -1, 2 ethanediamine) chloride, [Fe Salen]Cl; Manganese [N, N’ Bis (5(triphenyl phosphonium methyl) salicylidene) -1, 2 ethanediamine) acetate, were investigated by spectroscopic and isothermal titration calorimetry techniques (ITC). The absorbance spectra of complexes have ...

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