Results 11 to 20 of about 98,252 (223)

"Determination of zinc ion content in zinc-containing curing activator by potentiometric titration"

Hecheng xiangjiao gongye
Using Na2EDTA solution as titrant, copper ion-selective electrode as indicator electrode, Ag/AgCl electrode as reference electrode, zinc ion content in zinc-containing curing activator was determined by potentiometric titration.
"YANG Na1,2, DING Xin-yan1,2, CHANG Hui-juan1,2, MU Hong-shuai1, NI Zi-zhen1,2, LIU Guo-jun1,2, WANG Jin1,2"
doaj   +2 more sources

Further investigation on the degree of deacetylation of chitosan determined by potentiometric titration [PDF]

Journal of Excipients and Food Chemicals
The degree of deacetylation (DDA) of various low molecular weight chitosan (LMWC) species as the hydrochloride and free base (amine form) was determined by direct and back potentiometric titration, respectively.
Kamal Sweidan, Abdel-Motalleb Jaber, Nawzat Al-jbour, Rana Obaidat, Mayyas Al- Remawi, Adnan Badwan   +5 more
doaj   +2 more sources

Determination of mercury (II) by precipitation potentiometric titration [PDF]

, 2021
The article presents the results of potentiometric titration of the solution containing Hg (II) with the solution of sodium diethylditheocarbamate (NaDEDC).
Zakharkiva, A. M., Shumar, Svetlana V.
core   +1 more source

Potentiometric titration of pralidoxime chloride (2-pyridinealdoxime methochloride) with a silver indicator electrode

, 1998
It is shown that a silver indicator electrode can be used in the potentiometric titration of pralidoxime chloride [2-pyridinealdoxime methochloride (PAM-2)] with palladium(II) chloride and silver nitrate solutions.
Rajković, MB, Rajković, Miloš, Karljiković-Rajić, K, Karljiković-Rajić, Katarina, Ćirić, IS   +4 more
core   +7 more sources

Determination of surfactants using potentiometric titration [PDF]

, 2023
Tento příspěvek pojednává o praktickém využití potenciometrické titrace ke stanovení aniontových tenzidů obsažených v reálných vzorcích. Mimo jiné jsou zde porovnávány dva způsoby provedení titrace: i) manuální, a ii) pomocí automatického titrátoru.This ...
Bártová, Michaela, Mikysek, Tomáš
core   +1 more source

Potentiometric Electronic Tongue for Pharmaceutical Analytics: Determination of Ascorbic Acid Based on Electropolymerized Films

Chemosensors, 2021
This work deals with the design of an experimental potentiometric electronic tongue (ET) for the recognition of various samples of effervescent tablets with different ascorbic acid (vitamin C) contents.
Gabriela Broncová, Vadim Prokopec, Tatiana V. Shishkanova   +2 more
doaj   +1 more source

Expanding the Toolbox of Simple, Cost-Efficient, and Automatable Methods for Quantifying Surface Functional Groups on NanoparticlesPotentiometric Titration. [PDF]

ACS Meas Sci Au
EXPANDING THE TOOLBOX OF SIMPLE, COST-EFFICIENT, AND AUTOMATABLE METHODS FOR QUANTIFYING SURFACE FUNCTIONAL GROUPS ON NANOPARTICLES POTENTIOMETRIC TITRATION Expanding the Toolbox of Simple, Cost-Efficient, and Automatable Methods for Quantifying ...
Tavernaro I, Sander PC, Andresen E, Schedler U, Resch-Genger U.   +4 more
europepmc   +2 more sources

Effect of Grafted Hydroquinone on the Acid-Base Properties of Poly(acrylic acid) in the Presence of Copper (II)

Journal of Chemistry, 2015
Potentiometric titration of poly(acrylic acid) and hydroquinone-functionalized poly(acrylic acid) was conducted in the presence of copper (II). The effects of hydroquinone functionalizing and copper (II) complexing on the potentiometric titration of poly(
Nabila Bensacia, Saâd Moulay, François Garin, Ioana Fechete, Anne Boos   +4 more
doaj   +1 more source

Uncertainty evaluation of two titration methods for determination peroxide and acid value in edible oil

Shipin yu jixie, 2022
Objective: Two kinds of titration methods （automatic potentiometric titration and indicator titration） of GB 5009.229 and GB 5009.227 were used to analyze the expanded uncertaintyof the determination of acid value and peroxide value in edible oil ...
CHENG Hui, LIU Shun, GUAN Hong-xuan
doaj   +1 more source

The Applicability Study for Determination of Fatty Acids in the Grain by Using Automatic Photometric Titration Method

Liang you shipin ke-ji, 2020
A fatty acid value determination method in grain was developed by using automatic photometric titrator with KOH as standard titration solution in this paper, in which magnetic stirring apparatus was selected as extraction device, anhydrous ethanol was ...
LI Wei-xiang, ZHANG Ji-guang, WU Wan-fu, LV Shi-dong   +3 more
doaj   +1 more source