Development and validation of a rapid HPLC method for the determination of ascorbic acid, phenylephrine, paracetamol and caffeine using a monolithic column

P Koblová, H Sklenářová, I Brabcová, P Solich - Analytical Methods, 2012 - pubs.rsc.org
This article reports a fast and simple liquid chromatographic method for determination of
ascorbic acid, phenylephrine, paracetamol and caffeine. Salicylic acid was used as internal …

Resolving phenylephrine HCl and guaifenesin enantiomers on cellulose‐based chiral stationary phases: Separation of four enantiomers on 50‐mm column

MA Tantawy, HY Aboul‐Enein, AM Yehia - Chirality, 2023 - Wiley Online Library
Chiral high performance liquid chromatographic technique usually employs polysaccharide‐
based stationary phases in a normal phase mode. This frequently generates large waste of …

Synthesis and fabrication of Ni-SiO2 nanosphere-decorated multilayer graphene nanosheets composite electrode for highly sensitive amperometric determination of …

SJ Huang, S Kannaiyan, K Venkatesh… - Microchemical …, 2021 - Elsevier
A highly sensitive amperometric method is performed for determination of the
pharmaceutical drug guaifenesin (GFN), which is commonly used for temporary relief from …

Simultaneous determination of chlorpheniramine maleate, phenylephrine hydrochloride, paracetamol and caffeine in pharmaceutical preparation by RP-HPLC

VK Redasani, AP Gorle, RA Badhan… - Chemical Industry …, 2013 - doiserbia.nb.rs
Reversed-phase High-Performance Liquid-Chromatography (RP-HPLC) method was
successfully developed for the simultaneous determination of quaternary mixture consisting …

[HTML][HTML] Stability-indicating HPLC method for simultaneous determination of terbutaline sulphate, bromhexine hydrochloride and guaifenesin

A Porel, S Haty, A Kundu - Indian journal of pharmaceutical …, 2011 - ncbi.nlm.nih.gov
The aim of the present study was the development and subsequent validation of a simple,
precise and stability-indicating reversed phase HPLC method for the simultaneous …

[HTML][HTML] Ruthenium nanoparticles embedded poly (4-aminodiphenylamine) nanocomposites based determination of guaifenesin in real samples

MM Al-Hinaai, P Kannan, JA Rather, RA Sheikh… - Journal of Saudi …, 2024 - Elsevier
An efficient sensing surface is fabricated through incorporating ruthenium on
electropolymerized poly-(4-aminodiphenylamine)(Padpa) film by potentiodynamic cycling of …

Development and validation of a generic high‐performance liquid chromatography for the simultaneous separation and determination of six cough ingredients …

AM Yehia, HM Essam - Journal of Separation Science, 2016 - Wiley Online Library
A generally applicable high‐performance liquid chromatographic method for the qualitative
and quantitative determination of pharmaceutical preparations containing phenylephrine …

Electrochemical oxidation of chlorpheniramine at polytyramine film doped with ruthenium (II) complex: Measurement, kinetic and thermodynamic studies

EA Khudaish, M Al-Hinaai, S Al-Harthy, K Laxman - Electrochimica Acta, 2014 - Elsevier
A solid-state sensor based on polytyramine film deposited at glassy carbon electrode doped
with tris (2, 2′-bipyridyl) Ru (II) complex (Ru/Pty/GCE) was constructed electrochemically. A …

An electrochemical sensor based on carbon nanotube bimetallic Au‐Pt inorganic‐organic nanofiber hybrid nanocomposite electrode applied for detection of …

MB Gholivand, A Azadbakht, A Pashabadi - Electroanalysis, 2011 - Wiley Online Library
A glassy carbon electrode modified with carbon nanotube and bimetallic inorganic‐organic
nanofiber hybrid nanocomposite was prepared and used for determination of trace levels of …

Method development for simultaneous determination of active ingredients in cough and cold pharmaceuticals by high performance liquid chromatography

A Nezhadali, MR Shapouri, M Amoli-Diva… - Heliyon, 2019 - cell.com
A rapid, simple and efficient liquid chromatographic method was developed for
simultaneous determination of three active ingredients namely, chlorpheniramine maleate …