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Ultraviolet Spectrophotometry of VV Cephei [PDF]

open access: yesJournal of Astronomy and Space Sciences, 1992
The IUE archival spectra of VV Cephei were collected to investigate the eclipse nature in the ultraviolet. The temperature of the B star has been determined, as approximately 30000K, based on the flux distributions during egress.
Young Woon Kang
doaj   +1 more source

Quantitative detection of β-glucans in Cordyceps species using a validated Congo red assay [PDF]

open access: yesScientific Reports
β-Glucan is extensively utilized in the food industry for its functional benefits, including blood glucose and lipid regulation, enhanced food texture, and a prolonged shelf life.
Haiwen Xia   +7 more
doaj   +2 more sources

Simultaneous determination of moxifloxacin and cefixime by first and ratio first derivative ultraviolet spectrophotometry

open access: yesChemistry Central Journal, 2012
Background The new combination of moxifloxacin HCl and cefixime trihydrate is approved for the treatment of lower respiratory tract infections in adults.
Attimarad Mahesh   +5 more
doaj   +2 more sources

DETERMINATION OF PSEUDOEPHEDRINE HYDROCHLORIDE AND TRIPROLIDINE HYDROCHLORIDE SIMULTANEOUSLY BY USING AREA UNDER CURVE SPECTROPHOTOMETRY ULTRAVIOLET

open access: yesRASAYAN Journal of Chemistry, 2023
Anti-influenza drugs on the market contain a combination of more than one active substance in one preparation. An example is pseudoephedrine hydrochloride and triprolidine hydrochloride in tablet form.
R. E. Tarigan, D. M. Sianturi, S. Nadya
semanticscholar   +1 more source

Determination of food additive theaflavins by ultraviolet spectrophotometry

open access: yesZhongguo shipin weisheng zazhi, 2022
ObjectiveTo establish a method for the determination of food additive theaflavins by ultraviolet spectrophotometry.MethodsAfter dissolved in water, the sample solution was extracted with ethyl acetate and 2.5% sodium bicarbonate solution in turn.
ZHANG Haihong   +5 more
doaj   +1 more source

SIMULTANEOUS CONTENT ANALYSIS OF RIFAMPICIN, ISONIAZID, AND PYRAZINAMIDE IN TABLET DOSAGE FORM BY SPECTROPHOTOMETRY ULTRAVIOLET WITH DWM AND RSM

open access: yesJurnal Farmasi Sains dan Praktis, 2022
Treatment of active tuberculosis requires the use of combinations of drugs. One of the common combination of drugs to serve as anti-tubercular medication is rifampin, isoniazid and pyrazinamide.
Muhammad Andry, Luthvia Luthvia
semanticscholar   +1 more source

Newly Simple Quantitative Determination of Montelukast Sodium by Ultraviolet-Spectrophotometry

open access: yesUHD Journal of Science and Technology, 2022
Montelukast sodium is well known pharmaceutically for its action as leukotriene antagonist and reliving symptoms associated with asthma is available in the market as tablet, chewable tablet, and powder.
Dlivan Fattah Aziz, Yehia Ismail Khalil
doaj   +1 more source

Ultraviolet Spectrophotometry of Lignin Revisited: Exploring Solvents with Low Harmfulness, Lignin Purity, Hansen Solubility Parameter, and Determination of Phenolic Hydroxyl Groups

open access: yesACS Omega, 2022
In this article, we explored solvents with lower harmfulness than established systems for UV spectrophotometry of lignin. By measuring the absorptivity in DMSO solvent at 280 nm, the purity of the lignin samples was addressed and compared with Klason and
Jost Ruwoldt   +2 more
semanticscholar   +1 more source

Simultaneous Determination for Lansoprazole and Simvastatin drugs via Ultraviolet Spectrophotometry

open access: yesTikrit Journal of Pure Science, 2023
A semi-novel, accurate, sensitive, simple, requiring no prior separation and economical procedures have been developed for the simultaneous analysis of binary mixture of Lansoprazole (Lanso) and Simvastatin (Semva). The first method is the Derivative of
Imad T. Hanoon
doaj   +1 more source

Intravital microscopy datasets examining key nephron segments of transplanted decellularized kidneys

open access: yesScientific Data, 2022
Measurement(s) DNA • tissue fluorescence Technology Type(s) ultraviolet-visible spectrophotometry • intravital microscopy Sample Characteristic - Organism mouse/rat NG108-15 Sample Characteristic - Environment laboratory environment Sample Characteristic
Peter R. Corridon
doaj   +1 more source

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