Results 1 to 10 of about 171,644 (304)

Efficiency of Removing Xylene Vapor from Air Utilizing Nano Graphene and Nano Graphene Oxide [PDF]

open access: diamondبهداشت و ایمنی کار
Introduction: Volatile organic compounds (VOCs) are hazardous toxic pollutants in the air, which are released from various industrial sources. Due to the adverse effects of xylene on health, the effective removal of VOCs from the air by nano sorbents is ...
Akram Tabrizi   +3 more
doaj   +2 more sources

Influence of different urine preservation methods and addition of preservatives on quantitative detection of 24-h urinary protein [PDF]

open access: yesFrontiers in Medicine
ObjectiveThis study aimed to elucidate the effect of adding xylene as a preservative on 24-h urine protein quantification under different storage temperatures.MethodsFrom January 2020 to August 2020, our hospital selected a total of 80 samples with ...
Xinxin Bao   +3 more
doaj   +2 more sources

Fluorescence and photophysical properties of xylene isomers in water: with experimental and theoretical approaches [PDF]

open access: yesRoyal Society Open Science, 2018
A thorough analysis of the photophysical properties involved in electronic transitions in excitation–emission spectra of xylene isomers has been carried out using the time-dependent density functional theory (PBEPBE/6-31 + G(d,p)) method.
Muhammad Farooq Saleem Khan   +6 more
doaj   +1 more source

Detection of Xylene Using Ni(OH)2-Enhanced Co3O4 Nanoplate via p–n Junctions

open access: yesChemosensors, 2023
This study reports a novel Ni(OH)2/Co3O4 heterostructured nanomaterial synthesized through a simple two-step hydrothermal method combined with subsequent heat treatment.
Mengran Ran   +4 more
doaj   +1 more source

Treatment of benzene, toluene, and xylene by deep oxidation on CuO catalytic materials synthesised from red mud and rice husk ash

open access: yesVietnam Journal of Science, Technology and Engineering, 2022
In this study, CuO-doped material fabricated from rice husk ash and red mud was modified by CeO2 promoter and urea using the impregnation method. The obtained samples were investigated for catalytic degradation of aromatic derivatives (benzene, toluene,
Thanh Tinh Nguyen   +4 more
doaj   +1 more source

Assessment of the contribution of TEX air pollutants from Nigeria’s petroleum refineries to the ambient air quality: Part II

open access: yesCogent Engineering, 2021
Environmental hazards associated with release of emission from petroleum refineries have caused serious concerns for the host communities. The study focused on the assessment of the contribution of Nigerian refineries to the ambient air quality.
Ebenezer Leke Odekanle   +8 more
doaj   +1 more source

Traffic-Related Airborne VOC Profiles Variation on Road Sites and Residential Area within a Microscale in Urban Area in Southern Taiwan

open access: yesAtmosphere, 2020
The sampling sites, including roadsides and residential areas, were set up to collect ambient air and determine the volatile organic species it contained.
Jiun-Horng Tsai   +3 more
doaj   +1 more source

Assessing the effect of BTEX on blood and spirometry parameters staff in a petroleum refinery

open access: yesFrontiers in Public Health, 2022
This study aimed to investigate the impact of BTEX compound on blood and spirometry parameters of staff in the Abadan petroleum refinery (Iran). In 80 staff was examined in terms of BTEX exposure (40 exposed and 40 non-exposed).
Samad Jalilian   +5 more
doaj   +1 more source

Cost and pollution by the use of xylene in cervical cytology in four Peruvian hospitals [version 3; peer review: 2 approved]

open access: yesF1000Research, 2022
Background: Cytological samples are cleared with xylene in two or three baths during a Pap test, however, this solvent has a high degree of toxicity, and being a controlled reagent infers high costs for its purchase and implications for environmental ...
Gloria Cruz-Gonzales   +4 more
doaj   +1 more source

Occupational exposure to BTEX and styrene in West Asian countries: a brief review of current state and limits

open access: yesArhiv za Higijenu Rada i Toksikologiju, 2022
The aim of introducing occupational exposure limits (OELs) is to use them as a risk management tool in order to protect workers’ health and well-being against harmful agents at the workplace.
Rahimpoor Razzagh   +3 more
doaj   +1 more source

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