Zobrazeno 1 - 10
of 2 499
pro vyhledávání: '"derivative spectrophotometry"'
Autor:
Marwa A. Abd El‑Fattah, Asmaa O. El-Demerdash, Heba A. Eassa, Kamilia H. A. Mohammed, Israa A. Khalil, Asmaa H. Esmaeil, Shimaa E. Abdel Aziz, Omnia M. Amin
Publikováno v:
Future Journal of Pharmaceutical Sciences, Vol 10, Iss 1, Pp 1-19 (2024)
Abstract Background Wound healing is a natural but complex process that can be delayed by infection. Rosuvastatin calcium (RVS) is an anti-hyperlipidemic that was recently reported to have a wound healing capability. The study aimed to investigate th
Externí odkaz:
https://doaj.org/article/31051dc9685844f6a83da745f1798271
Publikováno v:
Heliyon, Vol 10, Iss 21, Pp e39628- (2024)
Cloud point extraction (CPE) was employed to eliminate Cresol Red (CR) and Methyl Orange (MO), as anionic dyes in a binary mixture from aqueous solutions. To remove these dyes Triton X-100 and NaCl at pH 5.7 were utilized. In this vein, wavelengths o
Externí odkaz:
https://doaj.org/article/b19aa7b84685469b8641d5a53a5a06fb
Publikováno v:
Drug Analytical Research, Vol 8, Iss 1 (2024)
Two UV spectrophotometric methods have been developed for accurately analyzing Lobeglitazone Sulfate and Glimepiride in combined dosage form, used in the treatment of type 2 diabetes mellitus. Method I, known as the simultaneous equation method (Vier
Externí odkaz:
https://doaj.org/article/9e7b5cbcb8ac4d09b702799e7f420111
Publikováno v:
BMC Chemistry, Vol 17, Iss 1, Pp 1-21 (2023)
Abstract Three green and facile spectrophotometric methods were developed for the assay of Petro® components; drotaverine HCl (DRT), caffeine (CAFF), and paracetamol (PAR). The three methods depend on measuring the absorbance of the studied drugs th
Externí odkaz:
https://doaj.org/article/124dae2e20b242cc81f216aa4dd62102
Publikováno v:
Baghdad Science Journal, Vol 21, Iss 5 (2024)
Capparis spinosa L. is one of the medicinal plants used in traditional medicine which contains numerous phytochemicals including polyphenolic compounds. Quercetin and gentisic acid are two important phenolic compounds found in plants which display ma
Externí odkaz:
https://doaj.org/article/a22b7923d12041b3a995a1078c8bfc42
Publikováno v:
BMC Chemistry, Vol 17, Iss 1, Pp 1-14 (2023)
Abstract 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 concentration compared to the other components, this will hinder
Externí odkaz:
https://doaj.org/article/02692420a86f40f18482864a3d5a760e
Publikováno v:
Baghdad Science Journal, Vol 20, Iss 6 (2023)
Four rapid, accurate and very simple derivative spectrophotometric techniques were developed for the quantitative determination of binary mixtures of estradiol (E2) and progesterone (PRG) formulated as a capsule. Method I is the first derivative zero
Externí odkaz:
https://doaj.org/article/3e88bea4d7af49a09fc31269dff0abd1
Publikováno v:
Future Journal of Pharmaceutical Sciences, Vol 9, Iss 1, Pp 1-12 (2023)
Abstract Background Lamivudine (LAM) and tenofovir disoproxil fumarate (TDF) are part of a fixed-dose combination (FDC) therapy recommended by WHO. Both drugs exhibit similar solubility in many solvent systems and tend to have overlapping spectra wit
Externí odkaz:
https://doaj.org/article/09b525c8571348cfbe17a398bce5a5ed
Autor:
Shayma A. Nadir, Nabil A. Fakhre
Publikováno v:
Eurasian Journal of Science and Engineering, Vol 8, Iss 3, Pp 12-24 (2022)
This paper describes a simple, rapid, and reliable derivative spectrophotometric technique for the simultaneous determination of aniline and 2-nitroaniline in tap water samples. The measurement method for first and second derivative spectrophotometry
Externí odkaz:
https://doaj.org/article/a8ae3ac2c78a455a834ea081d8685b46
Publikováno v:
Results in Optics, Vol 12, Iss , Pp 100463- (2023)
It was developed and validated as a sensitive, economical, and repeatable derivative visible-spectrophotometric method for determining ciprofloxacin hydrochloride and ofloxacin. The first, second, third, and fourth derivative spectra of the standard
Externí odkaz:
https://doaj.org/article/8b98de1610aa46cf8f13162d179f5eb2