Results 21 to 30 of about 103,651 (220)

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

open access: yesShipin 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

open access: yesLiang 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   +3 more
doaj   +1 more source

Comparison of Vitamin C Analysis Using High-Performance Liquid Chromatography Versus Potentiometric Titration [PDF]

open access: yes, 2022
Vitamin C is a water-soluble vitamin that is important for human health as it helps to maintain the body’s resistance to various diseases. It functions as an antioxidant, which is a substance that gives electrons to free radicals and helps to stabilize ...
Putri, Diryati Barin   +3 more
core   +1 more source

Complexometric differential determination of copper (II) and zinc (II) using mathematical model of the titration process

open access: yesИзвестия Томского политехнического университета: Инжиниринг георесурсов, 2019
Relevance of the research is caused by the necessity to improve the method of potentiometric analysis of multicomponent mixtures. The main aim of the study consists in development of the method for complexometric-differentiated determination of copper ...
Svetlana Shumar   +2 more
doaj   +2 more sources

Chloride diffusion coeficient determination for specifications [PDF]

open access: yes, 2005
Presented at the 6th International Congress on Global Construction, Dundee, ScotlandThe chloride diffusion resistance of reinforced concrete can have a major influence on durability.
Richardson, Mark G.   +3 more
core   +1 more source

A NOTE ON POTENTIOMETRIC TITRATION OF GALLIC ACID

open access: yes, 1956
A NOTE ON POTENTIOMETRIC TITRATION OF GALLIC ...
N. A. RAMAIAH, S. L. GUPTA
core   +1 more source

Propriedades ácido-base e de complexação de ácidos húmico e fúlvico isolados de vermicomposto Acid/base and complexation properties of humic and fulvic acids isolated from vermicompost

open access: yesQuímica Nova, 2007
Proton binding properties of humic and fulvic acids were studied by potentiometric titration. Carboxylic groups were the predominant ionizable sites in comparison to phenolic and amine groups.
Sandro de Miranda Colombo   +3 more
doaj   +1 more source

Water‐Soluble POSS Promotes Concurrent Coalescence and Crosslinking for Multiscale‐Reinforced, Coalescent‐Free Waterborne Coatings

open access: yesAdvanced Science, EarlyView.
Water‐soluble amine‐functionalized polyhedral oligomeric silsesquioxane promotes concurrent latex coalescence and crosslinking, allowing epoxy‐functional particles to form continuous films without added volatile coalescing agents. The resulting multiscale‐reinforced waterborne coatings combine high strength, toughness, optical transparency, scratch ...
Chao Wang   +7 more
wiley   +1 more source

Results and CVs of the effective content of six different chemical disinfectants by potentiometric titration and direct titration.

open access: yes, 2018
Results and CVs of the effective content of six different chemical disinfectants by potentiometric titration and direct titration.
Lin Gong (4811586)   +4 more
core   +1 more source

An investigation of the functional groups on the surface of activated carbons [PDF]

open access: yesJournal of the Serbian Chemical Society, 2004
Activated carbons were produced in the laboratory from wood using a 20-run Plackett–Burman experimental design for 19 factors. The obtained batches of activated carbon were analysed by potentiometric titration and FTIR spectroscopy to determine the ...
MARYTE DERVINYTE, JURGIS BARKAUSKAS
doaj  

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