Results 91 to 100 of about 98,252 (223)

Determination of the Acidity of Oils Using Paraformaldehyde as a Thermometric End-Point Indicator

open access: yesJournal of the Brazilian Chemical Society, 2002
The determination of the acidity of oils by catalytic thermometric titrimetry using paraformaldehyde as the thermometric end-point indicator was investigated.
Carneiro Mário J. D.   +2 more
doaj  

Non-euclidean simplex optimization. [Application to potentiometric titration of Pu]

open access: yes, 1977
Geometric optimization techniques useful for studying chemical equilibrium traditionally rely upon principles of euclidean geometry, but such algorithms may also be based upon principles of a non-euclidean geometry.
Silver, G. L.
core   +1 more source

Sequential injection titration of chloride in milk with potentiometric detection [PDF]

open access: yes, 2004
In this work, a sequential injection system for the pseudo-titration of chloride in milk is described. Milk was directly aspirated into the system and sandwiched between two silver nitrate plugs (titrant).
Lima, M.J. Reis   +2 more
core   +1 more source

The Potentiometric Quantification of Chondroitin Sodium Sulfate Using Ion-Selective Electrodes

open access: yesЖурнал органічної та фармацевтичної хімії
Chondroitin sodium sulfate is an anionic polysaccharide widely used in pharmaceutical practice as an active ingredient of mono- and multicomponent medicinal products, and its quantitative determination is an essential stage of the quality control. It has
Andrii S. Koptielov   +5 more
doaj   +1 more source

Potentiometric titration of active pharmaceutical ingredient heterogenous systems

open access: yes, 2012
Aktīvo farmaceitisko vielu heterogēnu sistēmu potenciometriskā titrēšana. Grigorjevs O., zinātniskais vadītājs Dr. ķīm., asoc. prof. Actiņš A. Maģistra darbs, 69 lappuses, 57 attēli, 7 tabulas, 22 literatūras avoti. Latviešu valodā.
Grigorjevs, Oļegs
core  

Potentiometric titration v1

open access: yes, 2018
Potentiometric titrationis can be used to determine the effective content of general chemical . The method offers many advantages, including simplicity, speed, easier end-point determination and more accurate results.
openaire   +1 more source

Comparative Study of the Total Acidity Determination in Wine by Potentiometric and Volumetric Titration [PDF]

open access: yes, 2009
Total acidity was determined in thirty-seven samples of Croatian red, white and rosé wines by potentiometric titration. In order to find the effect of the corresponding rate of the automatic titrant added, several procedures were employed.
Irena Budić-Leto   +9 more
core   +1 more source

Titulação potenciométrica aplicada na determinação de ácidos graxos livres de óleos e gorduras comestíveis

open access: yesQuímica Nova, 2006
Free fatty acids are a measure of evaluating fats and oils, submitted to abusive conditions, besides being a quality characteristic of edible vegetable oils.
Osawa Cibele Cristina   +2 more
doaj  

Potentiometric Titration [PDF]

open access: yes, 1934
This 27 page thesis contains a general description of the theory and technique of potentiometric ...
Kern, S. Lillian
core  

Validation of analytical procedure of quantitative determination of 5,7-bis(meta-nitrophenylamino)-4,6-dinitrobenzofuroxan by potentiometric titration

open access: yesСтандартные образцы, 2017
A new method of quantitative determination of the substance of 5,7-bis(meta-nitrophenylamino)-4,6-dinitrobenzofuroxan using potentiometric titration method is developed. The method has high precision, reliability and sensitivity.
R. Sh. Markhabullina, L. M. Yusupova
doaj  

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