Aim: The aim of the study was to development of a thin layer chromatography (TLC) method
for the estimation of captopril. The pharmaceutical industry is under increased scrutiny to …

Development of the methodology of the chromatographic determination of nifedipine in
medicines Page 1 See discussions, stats, and author profiles for this publication at: https://www.researchgate.net/publication/315663143 …

Introduction: Robustness tests were originally introduced to avoid problems in
interlaboratory studies and to identify the potentially responsible factors. This means that a …

Objective: The objective of this research was to select the optimal conditions for extraction of
API from calcium channel blockers (amlodipine, nifedipine, and verapamil) by organic …

The pharmaceutical analysis has got more emphasis to satisfy our query for better
understanding of physico-chemical properties of pharmaceutical compounds, by the use of …

Objective: The objective of this research was to develop more simple, sensitive, accurate,
and less expensive analytical methods for the determination of captopril in medicines by …

Introduction: Thin-layer chromatography (TLC) is a chromatography used to separate non-
volatile mixtures. TLC can be used for monitoring the progress of a reaction, identification …

Introduction. The number of drugs introduced into the pharmaceutical market is increasing
every year. These drugs may be either new entities or partial structural modification of the …

Methods of the research. Youden's test is a reliable method to evaluate the robustness of
analytical methods, by means of an experiment design which involves seven analytical …

The aim of this study was the validation of methods of quantitative determination of
amlodipine in tablets by liquid chromatography. Methods: The chromatographic analysis …