Results 11 to 20 of about 123,658 (263)

Field-Scale Co-fermentation of Solid Waste From Urine-Diverting Dry Toilets (UDDT-SW) and Banana Waste to Produce Undissociated Carboxylic Acids to Inactivate Ascaris Eggs

open access: yesFrontiers in Environmental Science, 2019
Innovative, low-cost methods for inactivating pathogens in human fecal material (HFM) are needed, particularly in expanding urban areas where conventional sewer systems and centralized wastewater treatment plants are not feasible.
Lauren A. Harroff   +5 more
doaj   +1 more source

Study of the effect of microwave-ray on some carboxylic acids containing hydroxyl group at α – carbon [PDF]

open access: yesمجلة التربية والعلم, 1999
: The effect of Microwave-ray was studied on the three mono carboxylic acids contains hydroxyl group (OH) at α – carbon in the solid state at different times. these carboxylic acids are Glycolic acid, Mandilic acid, Benzilic acid.
Ahmed Sadoon
doaj   +1 more source

Synthesis and analgesic activity evaluation of derivatives of 2-[(1,4-dioxo-1-amino-4-arylbutyl-2-en-2-yl)amino]-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxylic acid

open access: yesChimica Techno Acta, 2021
The synthesis of new derivatives of 2-[(1,4-dioxo-1-amino-4-arylbutyl-2-en-2-yl)amino]-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxylic acid is described.
Alena I. Siutkina   +2 more
doaj   +1 more source

Effects of Preferential Incorporation of Carboxylic Acids on the Crystal Growth and Physicochemical Properties of Aragonite

open access: yesCrystals, 2020
The preferential incorporation of carboxylic acids into aragonite and its effects on the crystal growth and physicochemical properties of aragonite were systematically investigated using a seeded co-precipitation system with different carboxylic acids ...
Seon Yong Lee   +3 more
doaj   +1 more source

An enhanced procedure for measuring organic acids and methyl esters in PM2.5 [PDF]

open access: yesAtmospheric Measurement Techniques, 2015
A solid-phase extraction (SPE) pretreatment procedure allowing organic acids to be separated from methyl esters in fine aerosol has been developed. The procedure first separates the organic acids from fatty acid methyl esters (FAMEs) and other nonacid ...
F. Liu   +5 more
doaj   +1 more source

Study of the content of carbonic acids in the herbs of Сapsella bursa-pastoris (L.) Medik

open access: yesФармацевтичний журнал, 2022
Carboxylic acids are key compounds that play an important role in metabolism. They activate the endocrine glands, affect human immune status, have antioxidant, antimicrobial and anti-inflammatory effects.
H. P. Smoilovska   +3 more
doaj   +1 more source

Variations in the saturation magnetization of nanosized NiFe2O4 particles on adsorption of carboxylic acids

open access: yesJournal of Asian Ceramic Societies, 2014
This work investigated magnetization changes in NiFe2O4 nanoparticles induced by the adsorption of a series of carboxylic acids. The application of formic acid resulted in a significant 8.6% decrease in the magnetization of NiFe2O4 nanoparticles at 18 ...
Ryo Kurosawa   +7 more
doaj   +1 more source

Olfactory sensitivity and odor structure-activity relationships for aliphatic carboxylic acids in CD-1 mice. [PDF]

open access: yesPLoS ONE, 2012
Using a conditioning paradigm, the olfactory sensitivity of CD-1 mice for a homologous series of aliphatic n-carboxylic acids (ethanoic acid to n-octanoic acid) and several of their isomeric forms was investigated.
Selçuk Can Güven, Matthias Laska
doaj   +1 more source

NMR spectroscopy of Cu(II) complexes with acrylamide and sodium acrylate copolymer and ω-amino acids

open access: yesЖурнал Белорусского государственного университета: Химия, 2021
Macromolecular complexes of acrylamide and sodium acrylate copolymer with microelements, including Cu(II), may form at preparation of crop protection and stimulation compositions, where the copolymer serves as an adhesive, water-retaining and film ...
Dmitry L. Kudryavsky   +4 more
doaj   +1 more source

Carboxylic Acids as Corrosion Inhibitors for Cu, Zn and Brasses in Simulated Urban Rain

open access: yesInternational Journal of Electrochemical Science, 2014
Carboxylic acids (hexanoic, decanoic, myristic and stearic) were studied as corrosion inhibitors for Cu, Zn, Cu10Zn and Cu40Zn in simulated urban rain, using electrochemical measurements.
Gregor Zerjav, Ingrid Milosev
doaj   +1 more source

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