Results 81 to 90 of about 4,314 (243)

Ultrasound assisted miniemulsion polymerization to prepare poly(urea-urethane) nanoparticles

open access: yesPolímeros, 2018
Recently, the physical and chemical effects of ultrasound in polymeric materials synthesis have attracted great attention. This work presents the synthesis of novel polymeric materials by polymerization of isophorone diisocyanate with different polyols ...
André Eliezer Polloni   +4 more
doaj   +1 more source

Исследования по содержанию горьких кислот сырья хмеля обыкновенного [PDF]

open access: yes, 2012
Определено количественное содержание горьких кислот в листьях, соплодиях различных образцов культивируемого и дикорастущего хмеля обыкновенного методом ...
Аюпова, Г. В.   +4 more
core   +1 more source

Interaction Studies of Sodium N-Dodecyl Sulphate and Protons to Nistone H1 [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 1989
The relationship between the binding of sodium n-dodecyl sulphate and protons to histone H1 has been investigated by equilibrium dialysis and titrimetry. The data cover the pH range 3.2-10 and surfactant concentrations up to 3.0×10-3 mol dm-3.
A.A. Moosavi Movahedi, M Godarzi
doaj  

Результаты сравнительных исследований варианта внутреннего стандарта MALDI/TOF/MS с другими методами количественного анализа резвератрола [PDF]

open access: yes, 2012
Рассмотрен вариант внутреннего стандарта MALDI/TOF/MS в сравнении с другими методами количественного анализа на примере субстанции ...
Васильев, Г. В.   +2 more
core   +1 more source

Homo- and Heteroligand Nickel(II) Complexes with Benzoic and para-Methoxybenzoic Acid Hydrazides and L-Histidine [PDF]

open access: yesУчёные записки Казанского университета: Серия Естественные науки, 2017
Complex formation of nickel(II) with benzoic, para-methoxybenzoic acid hydrazides, and L-histidine have been studied by the methods of pH-metric titrimetry, spectrophotometry, and mathematical modelling in aqueous solutions with 1.0 mol dm–3 KNO3 as ...
N.V. Troshanin   +4 more
doaj  

Simple and Rapid Methods for the Analysis of Captopril in Dosage Forms

open access: yesE-Journal of Chemistry, 2007
Two indirect methods are described for the micro determination of captopril using hexacyanoferrate (III) as reagent. The reaction used for titrimetry proceeds at room temperature and will be complete in 10 minute with a stoichiometry of 1:1 with respect ...
H. Chandru, A. C. Sharada
doaj   +1 more source

The Challenge of Measuring Sweet Taste in Food Ingredients and Products for Regulatory Compliance: A Scientific Opinion. [PDF]

open access: yesJ AOAC Int, 2022
Starkey DE   +18 more
europepmc   +1 more source

PHYTO-REMEDIATION OF LEAD-CONTAMINATED SOIL USING AMARANTHUS CRUENTUS [PDF]

open access: yes
Previous studies have shown that some vegetables have the ability to absorb metals from soil. Since they are early maturity species, they possess the potential to be used as phytoremediating agents. Also, synthetic chelates have been found to induce lead
Arowolo, T.A.   +3 more
core   +1 more source

Home - About - Disclaimer - Privacy