Spectrophotometric determination of clotrimazole and Phenylephrine-HCl in pharmaceutical formulation using 1, 2-naphthoquinone-4-Sulphonic acid sodium salt …

HA Ibrahim, MA Hasan, HM Abdullah… - Journal of the Indian …, 2022 - Elsevier
A sensitive, rapid and economical spectrophotometric method based on their interaction with
NQS reagent in basic medium, which produces orange-colored complexes, has been …

Chemometrics-assisted electrochemical determination of dextromethorphan hydrobromide and phenylephrine hydrochloride by carbon paste electrode

Y Sefid-Sefidehkhan, M Khoshkam, M Amiri - Chemical Papers, 2021 - Springer
In this paper, multivariate curve resolution-alternating least squares (MCR-ALS) was applied
for simultaneous determination of phenylephrine (PHE) and dextromethorphan (DEX) at the …

[PDF][PDF] Spectrophotometric Determination of Trimethoprim in Pharmaceutical Formulation via Schiff base Reaction using Prepared Organic Reagents

SJ Shakkor, NJ Aead, MH Baker - Int. J. Drug Deliv. Technol, 2021 - researchgate.net
This study dealt with the preparation of new organic reagents and used them in the
spectrophotometric determination of trimethoprim (TMP), where a simple, sensitive, and …

[PDF][PDF] Ion-Pair Complex of Trimethoprim with Alizarin Yellow and its Determination and Extraction by LLE and DLLME

AI Jabbar, MZ Thani, AI Khaleel - Tikrit Journal of Pure Science, 2023 - iasj.net
For the analysis of trimethoprim medication in its pure form and pharmaceutical formulations,
precise and accurate microextraction techniques with UV-Vis measurement have been …

A Spectrophotometric Method for the Quantitative Estimation of Trimethoprim via Oxidation and Decolonization of the Indigo Carmine

AM Sulaiman, KM Omar - African Journal of Advanced Pure and …, 2022 - aaasjournals.com
The aim of this investigation was to develop a simple, rapid and sensitive
spectrophotometric method for the determination of trimethoprim in bulk and pharmaceutical …

Quantitative Determination of Dextromethorphan Hydrobromide using High-Performance Liquid Chromatography

OJ Muhammad, IT Hanoon - HIV Nursing, 2022 - hivnursing.net
Using reverse-phase high-performance liquid chromatography, dextromethorphan
hydrobromide was quantified accurately and with high sensitivity, using a C8 type (150mm …