Results 21 to 30 of about 171,533 (278)

Quantitative determination of 4-((5-(decylthio)-4-methyl-4-h-1,2,4-triazol-3-yl)methyl)morpholine in the soft medicinal form by spectrophotometric method

Фармацевтичний журнал, 2023
Synthetic biologically active compounds are the active pharmaceutical ingredients of various dosage forms that are widely used in both human and veterinary medicine.
K. V. Khomenko, K. P. Medvedevа, I. V. Bushueva, S. A. Vasyuk, Zh. M. Polova   +4 more
doaj   +1 more source

Improved Spectrophotometric Method for Determination of High-Range Volatile Fatty Acids in Mixed Acid Fermentation of Organic Residues

Fermentation, 2022
Volatile fatty acids (VFAs) are the important intermediates indicating the stability and performance of fermentation process. This study developed the spectrophotometric method for determining high-range VFA concentration in mixed-acid fermentation ...
Natthiporn Aramrueang, Passanun Lomwongsopon, Sasiprapa Boonsong, Papassorn Kingklao   +3 more
doaj   +1 more source

CENTRE OF ISOTOPIC AND GEOCHEMICAL RESEARCH (IGC SB RAS): CURRENT STATE OF MICRO- AND MACROANALYSIS

Геодинамика и тектонофизика, 2022
Centre of Isotopic and Geochemical Research based on the Analytical Department of Vinogradov Institute of Geochemistry SB RAS (Irkutsk) performs a wide range of analytical studies to solve mineralogical and petrological, geochemical, prospecting ...
S. Yu. Skuzovatov, O. Yu. Belozerova, I. E. Vasil’eva, O. V. Zarubina, E. V. Kaneva, Yu. V. Sokolnikova, V. M. Chubarov, E. V. Shabanova   +7 more
doaj   +1 more source

RESEARCH OF THE ENTRANCE ANGLE EFFECT ON THE REFLECTANCE SPECTRA OF THE STAINLESS STEEL SURFACE OXIDIZED BY PULSED LASER RADIATION [PDF]

Научно-технический вестник информационных технологий, механики и оптики, 2016
Subject of Research.Oxide films on the metal surfaces can be obtained both by surface-uniform infrared heating and local laser treatment e.g. by sequence of nanosecond laser pulses.
V. P. Veiko, G. V. Odintsova, Y. Y. Karlagina , Y. M. Andreeva , E. I. Ageev, R. M. Yatsuk   +5 more
doaj   +1 more source

Spectrophotometric Determination of Erdosteine at Capsule Dosage Forms

Bezmiâlem Science, 2021
Objective:Two simple, rapid and sensitive methods were developed for determination of Erdosteine (ERD) in pure form as well as in their pharmaceutical formulations.Methods:The methods were based on formation of colored charge transfer complexes with ERD ...
Cem ÖNAL, Demet DİNÇEL
doaj   +1 more source

Development of Voltammetry Analysis Method of Copper Metal Ions by Solid-State Membrane with Carbon Nanotube

Indonesian Journal of Chemistry, 2021
This study was aimed to develop a method for metal analysis in continuous integration using voltammetry techniques. The research subject was copper(II) ions.
Suyanta Suyanta, Sunarto Sunarto, Regina Tutik Padmaningrum, Karlinda Karlinda, Illyas Md. Isa, Rahadian Rahadian   +5 more
doaj   +1 more source

DEVELOPMENT OF THE TECHNIQUE OF QUANTITATIVE DEFINITION OF TRIAZAVIRIN IN WATER SOLUTIONS WITH USE OF THE SPECTROPHOTOMETRY METHOD

Бюллетень сибирской медицины, 2014
Authors of article developed techniques of quantitative definition Triazavirin in water solutions with use of a method of a spectrophotometry. Three options of a method of a s spectrophotometry are used: direct spectrophotometry, spectrophotometry ...
M. Yu. Kinev, O. A. Melnikova, A. Yu. Petro, D. V. Zaboyarkina   +3 more
doaj   +1 more source

Room temperature cloud point extraction: An application to preconcentration and spectrophotometric determination of copper(II) [PDF]

Journal of the Serbian Chemical Society, 2020
The novel cloud point extraction procedure for preconcentration of copper(II) was discovered. A simple chemical method for initiating the cloud point extraction (CPE) has been proposed.
Snigur Denys, Chebotarev Alexander, Dubovyi Vitaliy, Barbalat Dmytro, Klochkova Anastasiia   +4 more
doaj   +1 more source

Electrochemical measurements of the levels of nitric oxide metabolites in the blood serum [PDF]

Клиническая практика, 2023
Background: Sepsis is a serious clinical condition caused by a dysregulated immune response to infection resulting in multiple organ failure. In the pathogenesis of sepsis, especially that of septic shock, great importance is given to the endothelial ...
Irina V. Goroncharovskaya, Anatoly K. Evseev, Elena V. Klychnikova, Elizaveta V. Tazina, Alina S. Bogdanova, Aslan K. Shabanov, Sergey S. Petrikov   +6 more
doaj   +1 more source

Spectrophotometric methods for the determination of letrozole in bulk and pharmaceutical dosage forms

Journal of Advanced Pharmaceutical Technology & Research, 2010
Ultraviolet (UV), first derivative, second derivative, and AUC-spectrophotometric methods for the determination of letrozole in pharmaceutical formulations have been developed.
Sasmita Kumari Acharjya, Priyambada Mallick, Pinakini Panda, K Ravi Kumar, M Mathrusri Annapurna   +4 more
doaj   +1 more source