Novel spectrophotometric determination of chloramphenicol and dexamethasone in the presence of non labeled interfering substances using univariate methods and …

MA Hegazy, HM Lotfy, MR Rezk, YR Omran - Spectrochimica Acta Part A …, 2015 - Elsevier
Smart and novel spectrophotometric and chemometric methods have been developed and
validated for the simultaneous determination of a binary mixture of chloramphenicol (CPL) …

Comparative study of novel versus conventional two-wavelength spectrophotometric methods for analysis of spectrally overlapping binary mixture

HM Lotfy, MA Hegazy, MR Rezk, YR Omran - Spectrochimica Acta Part A …, 2015 - Elsevier
Smart spectrophotometric methods have been applied and validated for the simultaneous
determination of a binary mixture of chloramphenicol (CPL) and prednisolone acetate (PA) …

Simultaneous determination of chloramphenicol, dexamethasone and naphazoline in ternary and quaternary mixtures by RP-HPLC, derivative and wavelet transforms …

VD Hoang, NT Hue, NH Tho, HMT Nguyen - Spectrochimica Acta Part A …, 2015 - Elsevier
The application of chemometrics-assisted UV spectrophotometry and RP-HPLC to the
simultaneous determination of chloramphenicol, dexamethasone and naphazoline in …

Comparative study of the efficiency of computed univariate and multivariate methods for the estimation of the binary mixture of clotrimazole and dexamethasone using …

YM Fayez, SM Tawakkol, NM Fahmy, HM Lotfy… - … Acta Part A: Molecular …, 2018 - Elsevier
Three methods of analysis are conducted that need computational procedures by the
Matlab® software. The first is the univariate mean centering method which eliminates the …

Comparative artificial neural network and partial least squares models for analysis of Metronidazole, Diloxanide, Spiramycin and Cliquinol in pharmaceutical …

MM Elkhoudary, RAA Salam, GM Hadad - Spectrochimica Acta Part A …, 2014 - Elsevier
Metronidazole (MNZ) is a widely used antibacterial and amoebicide drug. Therefore, it is
important to develop a rapid and specific analytical method for the determination of MNZ in …

Evaluation of graphical and statistical representation of analytical signals of spectrophotometric methods

HM Lotfy, YM Fayez, SM Tawakkol, NM Fahmy… - … Acta Part A: Molecular …, 2017 - Elsevier
Simultaneous determination of miconazole (MIC), mometasone furaoate (MF), and
gentamicin (GEN) in their pharmaceutical combination. Gentamicin determination is based …

Zero order and signal processing spectrophotometric techniques applied for resolving interference of metronidazole with ciprofloxacin in their pharmaceutical dosage …

KAM Attia, MWI Nassar, MB El-Zeiny, A Serag - Spectrochimica Acta Part A …, 2016 - Elsevier
Four rapid, simple, accurate and precise spectrophotometric methods were used for the
determination of ciprofloxacin in the presence of metronidazole as interference. The …

Comparative study of partial least squares and a modification of hybrid linear analysis calibration in the simultaneous spectrophotometric determination of rifampicin …

A Espinosa-Mansilla, MIA Valenzuela… - Analytica chimica …, 2001 - Elsevier
Two multivariate methods, the classical partial least squares (PLS-1) and a modification of
the novel hybrid linear analysis (HLA/XS method), are described for the simultaneous …

Comparative study of spectrophotometric methods versus chemometric methods; an application on a pharmaceutical binary mixture of ofloxacin and dexamethasone

NY Hassan, SM Elgizawy, HM Lotfy… - … Research Journal of Pure …, 2013 - aun.edu.eg
Aim: To conduct a comparative study between the smart novel ratio difference
spectrophotometric method (RDSM) versus four spectrophotometric methods: first derivative …

Advanced chemometrics manipulation of UV-spectroscopic data for determination of three co-formulated drugs along with their impurities in different formulations …

MA Hegazy, SA Boltia, AS Fayed, A Musaed - Spectrochimica Acta Part A …, 2018 - Elsevier
Multivariate calibration models manipulating UV-spectroscopic data of three anti-productive
cough drugs namely ambroxol, guaifenesin and theophylline were constructed for the intent …