hydrocarbon concentration in aquatic plants

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The polycyclic aromatic hydrocarbon phenanthrene causes ,

03-09-2008 0183 32 ABSTRACT The polycyclic aromatic hydrocarbon PAH phenanthrene PHEN is a highly toxic pollutant, commonly found in aquatic environments, the effects of which on aquatic plants have not been stud....

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Assessing and Modelling the Efficacy of Lemna paucicostata ,

22-05-2020 0183 32 The exposure of aquatic plants to organic chemicals results in rapid uptake, sequestration and transformation in plants 36,46 , The concentration of hydrocarbons bioaccumulated ....

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PDF The polyaromatic hydrocarbons types, concentrations ,

In recent years, was focused on the leaks out of oil into the Tigris River in the north of Baghdad Province, and what is their fate and the environmental impacts therefore this study was investigated on the concentrations, origin and fate of polycyclic aromatic hydrocarbons PAHs compound in the river from the periods between July 2017 to April 2018...

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Analytical Methods for the Determination of the ,

The aromatic hydrocarbons fluoresce when their π-bonds are excited by ultraviolet light and the hydrocarbon concentration in the sample extracts is measured using a fluorometer The technique has greater potential to distinguish low-molecular-weight aromatic hydrocarbons with 2 to 3 rings from the high-molecular-weight compounds 11, 58...

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Preliminary Test of Hydrocarbon Exposure on Salvinia ,

concentration of 8700 mgl/L all the plants withered at 43500 mg/L concentration A study on diesel biodegradation by aquatic plants of Azolla pinnata as well as Pistia stratiotes and Salvinia molesta Cohen M F et al, 2002 showed that at a concentration of 0005 diesel v/v all species can survive but at concentration of 01-02 ....

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The distribution of polynuclear aromatic hydrocarbons ,

Abstract Saturation phenomena for the uptake of polynuclear aromatic hydrocarbons PAHs by rooted aquatic plants were observed in both field and laboratory experiments From these data, a ,...

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Spatiotemporal distribution and source variations of ,

19-09-2020 0183 32 Purpose Variations in hydrocarbon composition and concentration are essential for the assessment of its source and environmental health in estuarine environments This study aims to reveal the spatial and temporal distribution of multiple hydrocarbons in surface sediments of the Pearl River Estuary, and to further determine various sources of these ,...

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Hydrocarbon composition and toxicity of sediments ,

05-11-2009 0183 32 Their toxicity depends on attainment of a critical volume or concentration in the tissues of the aquatic organism 42-44 The toxicities of hydrocarbons in mixtures are additive 45 , so the toxicity of a complex mixture such as crude oil depends on the total concentration of bioavailable hydrocarbons and degradation products in the water to which the marine ,...

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hydrocarbon ncentration in aquatic plants

hydrocarbon concentration in aquatic plants May 22 2020 The exposure of aquatic plants to organic chemicals results in rapid uptake sequestration and transformation in plants 36 46 The concentration of hydrocarbons bioaccumulated 649 177 066 mg...

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Understanding and Monitoring Hydrocarbons in Water

01-04-2005 0183 32 The hydrocarbon contamination that can result from the fuel burning emissions can concentrate into marine and plant life, resulting in the breakdown of the natural ecosystem Investigation into hydrocarbon compounds reveals that certain compounds are more harmful than others, and therefore are targeted to be monitored more closely...

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A Review on Environmental Contamination of Petroleum ,

A Review on Environmental Contamination of Petroleum Hydrocarbons and its Biodegradation Int J Environ Sci Nat R 2018 11 3 555811 DOI 1019080/IJESNR201811555811 065 International Journal of Environmental Sciences Natural Resources the plant using plant height, fresh weight and leaf area and the...

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Effects of Hydrocarbons Pollutants on Aquatic Organisms

Aromatic hydrocarbons are the most toxic of the major classes of compounds in petroleum The acute toxicity of crude and refined petroleums to aquatic organisms and mammals correlates directly with the concentration of light aromatic hydrocarbons benzene through phenenthrene Chronic effects of petroleum are attributed primarily to four- and ....

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PDF DETERMINATION OF THE LEVEL OF PETROLEUM HYDROCARBON ,

The RCFs of phenanthrene and pyrene for plants grown in contaminated soils with initial phenanthrene concentration of 133 mgkg -1 and pyrene of 172 mgkg -1 were 005-067 and 023-444, whereas ....

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Toxicities of Polycyclic Aromatic Hydrocarbons for Aquatic ,

20-02-2020 0183 32 1 Introduction Polycyclic aromatic hydrocarbons PAHs , a chemical group that has two or more condensed aromatic rings, are ubiquitous compounds in air, water, and soil 1,2,3,4,5 , and are categorized as general environmentally harmful pollutantsPAHs are especially widely detected in the aquatic environment, including water, sediment, fish, benthic ,...

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Polycyclic Aromatic Hydrocarbon PAHs Concentrations in ,

Many studies have considered lower and higher plants as bioindicators and biomonitors 35 , and also the 34 usage of aquatic plants in wastewater treatment, detoxification and phytoremediation 36 - 38 The results of quality and quantity of PAH compounds in selected aquatic plants are shown in s 3-6 Table ,....

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Analytical Methods for Polycyclic Aromatic Hydrocarbons ,

20-12-2017 0183 32 Polycyclic aromatic hydrocarbons PAHs are major organic pollutants in the environment, which are toxic to humans and biota, given their carcinogenic, mutagenic and teratogenic nature In this chapter, we carried out an overview of the sources and toxicity of PAHs, their common analytical methods of determination in the water and sediment samples, and ,...

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ANALYTICAL METHODS FOR QUANTITATIVE AND QUALITATIVE ,

Analytical methods to determine oil and grease concentration and identify specific organic frac- , treatment plant personnel who found that large quantities of grease clogged or detracted from the perfor- , petroleum hydrocarbons, Method 503C is recommended...

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Effects of Hydrocarbons Pollutants on Aquatic Organisms

The ranges of BCF ratios were 005 to 53345, 008 to 16025, 001 to 5366, 016 to 1882 in P australis, P perfoliatus, P pectinatus and C demersum, respectively The range of BSAF ratios were 314 to 10416 and 15 to 29208 in P australis and P perfoliatus, respectively Keywords...

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hydrocarbon concentration in aquatic plants

Screening of Twelve Plant Species for Phytoremediation of , changes in the total petroleum hydrocarbon TPH concentration, soil dehydrogenase activity DHA and the , and red clover are recognized as hydrocarbon-tolerant plants Adam and Duncan, 1999 Olson and Fletcher, , beside water bodies in wetlands and by the road...

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hydrocarbon concentration in aquatic plants

hydrocarbon concentration in aquatic plants Chapter 8 Total Petroleum Hydrocarbons INgov by releases of petroleum hydrocarbon products and/or lubricating oils 1 As of June 14 2010 IDEM revised the procedures for investigation of TPH in ground water See the Announcement of Changes to Total Petroleum Hydrocarbons TPH Procedures for Ground Water referenced ,...

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PDF DETERMINATION OF THE LEVEL OF PETROLEUM ,

the levels of TPHs in water ranged between 0004 0003 and 0008 0008 mg/L while in fish ranged between 0019 0001 and 0034 0001 mg/L and ,...

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Determination of Polycyclic Aromatic Hydrocarbons in ,

The qualitative and quantitative analysis of 16 polycyclic aromatic hydrocarbons PAHs in sludge samples from drinking water treatment plants DWTP and wastewater treatment plants WWTP were established using gas chromatography-mass spectrometry GC-MS The method was suitable to quantify PAHs i ,...

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Polycyclic Aromatic Hydrocarbons PAHs in inland aquatic ,

01-10-2018 0183 32 PAHs belong to a diverse family of hydrocarbons with over one hundred compounds known, each containing at least two aromatic rings in their structure Due to hydrophobic nature, PAHs tend to accumulate in the aquatic sediments, leading to bioaccumulation and elevated concentrations over time...

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Hydrocarbon Pollution Effects on Living Organisms ,

oil had partitioned into the groundwater rendering high concentration of total petroleum hydrocarbons in drinkable water sources Mahatnirunkul et al 2002, Delin et al, 1998, Oudot, 1990 Therefore, drinkable water sources turn out to be unsafe for the human population as well as for the aquatic animals, aquatic plants, and microbes Griffin and...

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Oils and petroleum hydrocarbons in freshwater and marine water

Around 32 million tonnes of oils and petroleum hydrocarbons enter the marine environment in an average year Volkman et al 1994 estimated the sources to be oil spills from tankers 22 and other transport 13 , natural oil seeps and biological processes 8 , urban and industrial sources 30 , bilge flushing, oil terminals and refineries ....

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Polycyclic Aromatic Hydrocarbons PAHs in inland aquatic ,

01-10-2018 0183 32 More recent studies indicate that the bioaccumulation of PAHs in fish is directly correlated with the PAH concentration in aquatic plants, reflecting that PAHs in fish are most likely predominantly adsorbed from aquatic plants rather than directly from water Zhang et al, 2015 4 Aquatic eco-toxicity of PAHs...

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