Results 1 to 10 of about 47,074 (301)

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

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

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

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

Diagnosis of Smith-Lemli-Opitz syndrome by ultraviolet spectrophotometry

open access: yesBrazilian Journal of Medical and Biological Research, 2003
Smith-Lemli-Opitz syndrome (SLOS) is an autosomal recessive disorder due to an inborn error of cholesterol metabolism, characterized by congenital malformations, dysmorphism of multiple organs, mental retardation and delayed neuropsychomotor development ...
F.B. Scalco   +4 more
doaj   +1 more source

Direct determination of palladium with furilacroleineoxime by ultraviolet spectrophotometry

open access: yesEclética Química, 2018
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José Antonio Silva Coello
doaj   +1 more source

Acceptability criteria for linear dependence in validating UV-spectrophotometric methods of quantitative determination in forensic and toxicological analysis

open access: yesAktualʹnì Pitannâ Farmacevtičnoï ì Medičnoï Nauki ta Praktiki, 2014
Introduction. This article is the result of authors’ research in the field of development of the approaches to validation of quantitative determination methods for purposes of forensic and toxicological analysis and devoted to the problem of ...
L. Yu. Klimenko   +3 more
doaj   +1 more source

An analysis of the shapes of interstellar extinction curves. VII Milky Way spectrophotometric optical-through-ultraviolet extinction and its R-dependence [PDF]

open access: yes, 2019
We produce a set of 72 NIR-through-UV extinction curves by combining new Hubble Space Telescope/STIS optical spectrophotometry with existing International Ultraviolet Explorer spectrophotometry (yielding gapless coverage from 1150 to 10000 ?) and NIR ...
Bohlin, Ralph   +4 more
core   +4 more sources

Regulation of catalase activity variation of tea tree (Camellia sinensis)

open access: yes浙江大学学报. 农业与生命科学版, 2014
Catalase (CAT) is a protective enzyme responsible for the degradation of hydrogen peroxide before it damages the cellular components. All aerobic organisms and many anaerobic organisms possess it in virtually.
Yang Jie, Gong Shuying, Tang Desong
doaj   +1 more source

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