Advanced chemometric methods for simultaneous quantitation of caffeine, codeine, paracetamol, and p-aminophenol in their quaternary mixture

KM Kelani, RA Fekry, YM Fayez, SA Hassan - Scientific Reports, 2024 - nature.com
Two different multivariate techniques have been applied for the quantitative analysis of
caffeine, codeine, paracetamol and p-aminophenol (PAP) in quaternary mixture, namely …

Continuous wavelet transform for solving the problem of minor components in quantitation of pharmaceuticals: a case study on the mixture of ibuprofen and …

SA Hassan, RA Fekry, YM Fayez, KM Kelani - BMC chemistry, 2023 - Springer
The presence of minor components represents a challenging problem in spectrophotometric
analysis of pharmaceuticals. If one component has a low absorptivity or present in a low …

Advanced chemometric methods as powerful tools for impurity profiling of drug substances and drug products: Application on bisoprolol and perindopril binary mixture

SA Hassan, NW Nashat, MR Elghobashy… - … Acta Part A: Molecular …, 2022 - Elsevier
Impurity profiling has a rising importance nowadays due to the increased health problems
associated with impurities and degradation products found in several drug substances and …

Simultaneous Quantitative Determination of Ciprofloxacin and Hydrocortisone by H-Point Standard Addition Method

AK Mahmood, TD Sallal, HM Liaibi… - Ibn AL-Haitham …, 2024 - jih.uobaghdad.edu.iq
Abstract Ciprofloxacin (Cip) and hydrocortisone (Hyd) were simultaneously measured as
hydrochloride and sodium succinate, respectively, using the H-point standard addition …