Results 1 to 10 of about 1,084,483 (265)

Degradation of Indomethacin in Wastewater: Removal with Sodium Hypochlorite and Analysis of Degradation Byproducts [PDF]

open access: yesMolecules
Over the years, the frequent and continuous use of drugs has led to a high presence of emerging micropollutants in wastewater, increasing environmental and health concerns.
Antonio Medici   +5 more
doaj   +8 more sources

LC and NMR Studies for Identification and Characterization of Degradation Byproducts of Olmesartan Acid, Elucidation of Their Degradation Pathway and Ecotoxicity Assessment [PDF]

open access: yesMolecules, 2021
The discovery of various sartans, which are among the most used antihypertensive drugs in the world, is increasingly frequent not only in wastewater but also in surface water and, in some cases, even in drinking or groundwater.
Giovanni Luongo   +7 more
doaj   +11 more sources

Complete Characterization of Degradation Byproducts of Olmesartan Acid, Degradation Pathway, and Ecotoxicity Assessment [PDF]

open access: yesApplied Sciences, 2021
Antihypertensive drugs are among the most prescribed drugs. Olmesartan acid, of the sartan class, belongs to a relatively new generation of antihypertensive drugs called angiotensin II receptor blockers.
Giovanni Luongo   +7 more
doaj   +9 more sources

Complete Characterization of Degradation Byproducts of Bemotrizinol and Degradation Pathway Associated with Sodium Hypochlorite Treatment [PDF]

open access: yesMolecules
The aim of this study was to elucidate all the degradation byproducts (DBPs) of bemotrizinol (BEMT) that are associated with sodium hypochlorite treatment.
Armando Zarrelli
doaj   +7 more sources

Secondary Effects of Hypochlorite Treatment on the Emerging Pollutant Candesartan: The Formation of Degradation Byproducts and Their Toxicological Profiles [PDF]

open access: yesMolecules, 2021
In recent years, many studies have reported the frequent detection of antihypertensive agents such as sartans (olmesartan, valsartan, irbesartan and candesartan) in the influents and effluents of wastewater treatment plants (WWTPs) and in the superficial
Giovanni Luongo   +7 more
doaj   +4 more sources

Toxicity of fluorescent tracers and their degradation byproducts [PDF]

open access: yesInternational Journal of Speleology, 2017
Tracer tests are frequently used to delineate catchment area of water supply springs in karstic zones. In the karstic chalk of Normandy, the main tracers used are fluorescent: uranine, sulforhodamine B, naphtionate, and Tinopal®.
Philippe Gombert   +4 more
doaj   +6 more sources

pH-Dependent Degradation of T3P-Related Byproducts

open access: yesOrganic Process Research and Development, 2021
Propylphosphonic anhydride, or T3P, is a commonly used reagent for amidation reactions with numerous examples of application on scale.
Robert Singer, Emma McInturff
exaly   +3 more sources

Octocrylene: From Sunscreens to the Degradation Pathway during Chlorination Processes: Formation of Byproducts and Their Ecotoxicity Assessment

open access: yesMolecules, 2022
Octocrylene is an organic sunscreen whose main action is to absorb UVB radiation and short UVA wavelengths; it is used in various cosmetic products in order to provide an adequate sun-protection factor or to protect the cosmetic formulations themselves ...
Antonio Medici   +7 more
doaj   +3 more sources

Mechanical strain modulates extracellular matrix degradation and byproducts in an isoform-specific manner

open access: yesBiochimica Et Biophysica Acta - General Subjects, 2023
Many studies have shown that mechanical forces can alter collagen degradation by proteases, and this mechanochemical effect may potentially serve an important role in determining extracellular matrix content and organization in load-bearing tissues.
William Richardson   +2 more
exaly   +3 more sources

Contrasting Sonodegradation and Anodic Oxidation of Sulfonamides in Water: Degradation Routes, Matrix Effects, and Theoretical Study [PDF]

open access: yesMolecules
Mid-high-frequency ultrasound (375 kHz) and anodic oxidation at low current intensity (
Efraím A. Serna-Galvis   +1 more
doaj   +2 more sources

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