Results 11 to 20 of about 266,575 (326)

Spectrophotometry for xanthochromia [PDF]

open access: yesNew England Journal of Medicine, 2004
To the Editor: Xanthochromia, or a yellow appearance of the cerebrospinal fluid, is often used to confirm suspected subarachnoid hemorrhage.1,2 It is associated with the presence of bilirubin, a blood product that arises only in vivo by the enzymatic transformation of hemoglobin.
Keir, G, Petzold, A, Sharpe, LT
core   +5 more sources

Comparative Analysis of Serum Magnesium Ion Levels Using Three Measurement Methods: Spectrophotometry, Atomic Absorption Spectrophotometry, and Inductively Coupled Plasma With Optical Emission Spectrophotometry [PDF]

open access: yesInternational Journal of Analytical Chemistry
Magnesium is a cation that plays as an important cofactor in various enzymatic reactions. It is the fourth most abundant cation in the body after sodium, potassium, and calcium.
Raja Iqbal Mulya Harahap   +5 more
doaj   +2 more sources

Improved Spectrophotometric Method for Determination of High-Range Volatile Fatty Acids in Mixed Acid Fermentation of Organic Residues

open access: yesFermentation, 2022
Volatile fatty acids (VFAs) are the important intermediates indicating the stability and performance of fermentation process. This study developed the spectrophotometric method for determining high-range VFA concentration in mixed-acid fermentation ...
Natthiporn Aramrueang   +3 more
doaj   +1 more source

Room temperature cloud point extraction: An application to preconcentration and spectrophotometric determination of copper(II) [PDF]

open access: yesJournal of the Serbian Chemical Society, 2020
The novel cloud point extraction procedure for preconcentration of copper(II) was discovered. A simple chemical method for initiating the cloud point extraction (CPE) has been proposed.
Snigur Denys   +4 more
doaj   +1 more source

Electrochemical measurements of the levels of nitric oxide metabolites in the blood serum [PDF]

open access: yesКлиническая практика, 2023
Background: Sepsis is a serious clinical condition caused by a dysregulated immune response to infection resulting in multiple organ failure. In the pathogenesis of sepsis, especially that of septic shock, great importance is given to the endothelial ...
Irina V. Goroncharovskaya   +6 more
doaj   +1 more source

Spectrophotometric investigation of famotidine-Pd(II) complex and its analytical application in drug analysis [PDF]

open access: yesJournal of the Serbian Chemical Society, 2004
By using different spectrophotometric methods, it was found that famotidine and palladium(II) ions form a complex, Pd(II): famotidine = 1:1, which has an absorptionmaximum at 345 nm.
Korićanac Zagorka R.   +3 more
doaj   +1 more source

DEVELOPMENT OF THE TECHNIQUE OF QUANTITATIVE DEFINITION OF TRIAZAVIRIN IN WATER SOLUTIONS WITH USE OF THE SPECTROPHOTOMETRY METHOD

open access: yesБюллетень сибирской медицины, 2014
Authors of article developed techniques of quantitative definition Triazavirin in water solutions with use of a method of a spectrophotometry. Three options of a method of a s spectrophotometry are used: direct spectrophotometry, spectrophotometry ...
M. Yu. Kinev   +3 more
doaj   +1 more source

Spectrophotometric examination of monolithic zirconia materials

open access: yesFogorvosi Szemle, 2023
Introduction: Patients’ demand for perfectly esthetic restorations is unstoppably increasing, however creating naturallooking crowns and FPDs is highly affected by the experience of the dental technician even in the present day. This problem is even more
József Saláta   +6 more
doaj   +1 more source

Spectrophotometric methods for the determination of letrozole in bulk and pharmaceutical dosage forms

open access: yesJournal of Advanced Pharmaceutical Technology & Research, 2010
Ultraviolet (UV), first derivative, second derivative, and AUC-spectrophotometric methods for the determination of letrozole in pharmaceutical formulations have been developed.
Sasmita Kumari Acharjya   +4 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

Home - About - Disclaimer - Privacy