465

Oil in Water Monitors and Hydrocarbon Analysers

Oil in Water and Hydrocarbon Monitor Touchscreen Version of ... 200 ppb range: As the manager of a drinking water plant, you want your oil in water analyzer to give you a low level alarm at around 20 ppb and a high level alarm at 50 - 100 ppb. This means that, in most cases our MS1200, is used for applications where the operator of the WTP has carried out a risk analysis and has decided to ...

249

Large-scale remediation of oil-contaminated water using ...

2019-01-10· This plant–bacterial synergism for hydrocarbon degradation in water has been reported in earlier studies. 6,26,27,33 In our findings, a major reduction in hydrocarbon content was already ...

32

Uptake and translocation of polycyclic aromatic ...

2017-09-22· He, W. & Tu, Y. T. Tea plant uptake and translocation of polycyclic aromatic hydrocarbons from water and around air. J Agr Food Chem 54, 3658–3662 (2006). CAS Article Google Scholar

134

Hydrocarbon Concentration In Aquatic Plants

Hydrocarbon Concentration In Aquatic Plants. Abiotic factors influencing the abundance and,accounting for water formation from hydrocarbon fuel,ambient aquatic life water quality criteria for,an assessment of total petroleum hydrocarbon and trace,analytical methods for quantitative and,cn102175403a,crude oil hydrocarbon bioremediation and soil,effect of oil pollution on growing .

38

Asphaltene self-association and water-in-hydrocarbon emulsions

Asphaltene self-association and water-in-hydrocarbon emulsions ... concentration in the form of a Langmuir isotherm [11]. Emulsion stability was observed to decrease as the asphal-tene surface coverage increased. Therefore, it was suggested that asphaltenes underwent a conformational change on the interface. In other words, at low concentrations, molecules adsorbed "horizontally" on the ...

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Source and Control of Hydrocarbon Pollution | IntechOpen

2019-01-26· Hydrocarbon contamination in water avoids the penetration of light into the water and the exchange of gases for consumption by aquatic plants. This leads to the death of the plant because plant becomes incapable to photosynthesize and hence can affect the food chain. Plants consume the pollutants from the contaminated water which can be passed to humans and animals through the food .

405

Heavy metals and hydrocarbon concentrations in water ...

The results revealed that concentration of petroleum hydrocarbons are 110.1, 980.15 and 228.00 ug/g for water, sediment and digestive gland tissues respectively in site (1). Meanwhile, they are 14.2, 55.6 and 22.66 ug/g for water, sediment and digestive gland tissues respectively in site (2). The Mann–Whitney test was made between the petroleum hydrocarbons concentrations of the digestive ...

529

Canadian Water Quality Guidelines for the Protection of ...

HYDROCARBONS (PAHs) Canadian Water Quality Guidelines for the Protection of Aquatic Life 2 fluorene, and phenanthrene have moderate volatility (Coover and Sims 1987). Park et al. (1990), however, suggested that volatilization was insignificant for PAHs with three or more aromatic rings. PAHs are subject to biodegradation by various microorganisms such as bacteria, fungi, and certain algae .

214

Petroleum Hydrocarbon Fingerprints of Water and Sediment ...

Results showed that total petroleum hydrocarbon (TPH) varied from 7.65 to 477 μ g/L in the water and 12.59 to 1,100 mg/kg in the sediments, with mean values of 146.50 ± 27.96 μ g/L and 209.81 ± 63.82 mg/kg, respectively. Concentrations of TPH in the sediments correlated significantly with organic carbon (OC) in both seasons.

209

Water + hydrocarbons mixtures and the oil extraction ...

Water is used in all industrial plants, whether directly in the process or just as an utility (ex. as a heat transfer fluid). When hydrocarbons are present somewhere along a factory's process, even the most advanced technologies might not be enough to prevent contamination, on both sides (water in hydrocarbons and vice-versa). In no other industry is the water and alkane system knowledge ...

548

Bioconcentration of chlorinated aromatic hydrocarbons in ...

Effects of linuron on a rooted aquatic macrophyte in sediment-dosed test systems. Environmental Pollution 2013, 175, 117-124. DOI: 10.1016/j.envpol.2012.12.030. Bhupinder Dhir. Aquatic Plant Species and Removal of Contaminants. 2013,,, 21-50. DOI: 10.1007/978-81-322-1307-9_2. Bhupinder Dhir. Mechanism of Removal of Contaminants by Aquatic Plants.

360

Uptake and translocation of polycyclic aromatic ...

2017-09-22· He, W. & Tu, Y. T. Tea plant uptake and translocation of polycyclic aromatic hydrocarbons from water and around air. J Agr Food Chem 54, 3658–3662 (2006). CAS Article Google Scholar

150

Effect of hydrocarbon contaminants on the performance of ...

The work has involved the examination of the behaviour of polyamide seawater membranes and brackish water membranes with feedwater comprising NaCl/water solutions of 2000–35000 mg/l concentration. The effect of a range of contaminants on RO membrane performance was assessed by comparing the water flux and salt rejection of membrane samples before and after their exposure to the oil-based ...

596

Source and Control of Hydrocarbon Pollution | IntechOpen

2019-01-26· Hydrocarbon contamination in water avoids the penetration of light into the water and the exchange of gases for consumption by aquatic plants. This leads to the death of the plant because plant becomes incapable to photosynthesize and hence can affect the food chain.

66

Understanding and Monitoring Hydrocarbons in Water

While it is the large volume spills close to land that draw attention; it is the continuous low concentration release of hydrocarbons that is the issue with industrial separator discharge, stormwater run-off, water cooling and produced water. This spans the complete industrial sector from manufacturing factories, electrical generation plants, oil production and refining, and municipal ...

509

Heavy hydrocarbon fate and transport in the environment ...

The vast majority of heavy hydrocarbon constituents have log K ow values considerably greater than 6.0, which is the approximate cut-off for toxicity of hydrocarbons to aquatic, sediment and terrestrial dwelling organisms (Redman et al. 2012, 2014) Thus, significant changes in overall polarity, through increased heteroatom (N, S, O) content or a reduction in molecular mass, are necessary ...

501

Remediation of soil and water contaminated with petroleum ...

2020-02-01· This involves the uptake, translocation, accumulation and concentration of contaminants from the environment by the plant roots into the aboveground portion of the plants with subsequent harvesting of the plant tissue (Razzaq, 2017). Phytoextraction is mostly used for treatment of contaminated soils and surface water and groundwater. Phytoextraction involves periodic harvesting of the plant ...

127

Plant-assisted remediation of hydrocarbons in water and ...

2020-05-01· Similarly, to hydrocarbon-contaminated water, variations in hydrocarbon concentration from low to moderate strength from industrial effluent might affect the plant and rhizosphere microbe growth, and hence the overall remediation performance, with extreme case can cause plants and microbes to die. Phytoremediation is an appropriate approach for sites that have low-to-moderate .

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hydrocarbon concentration in aquatic plants

Project > hydrocarbon concentration in aquatic plants. hydrocarbon concentration in aquatic plants. Effects of Crude Oil Contaminated Water on the Environment . chemical pollution of aquatic plants since most studies ... elevated concentration of hydrocarbon may be detected in surface ... Oil contaminated water soluble ... Know More. Water in Plants - Biology Online . Phloem is responsible .

357

Reducing hydrocarbons in SWS acid gas - DigitalRefining

Hydrocarbons in sour water Hydrocarbons in water streams can be present essentially in three forms: 1. Free hydrocarbons These will not interact with the bulk water and will tend to separate within a few minutes. Free hydrocarbons are normally observed by the formation of a top hydrocarbon layer above the water phase (or below, depending on the density difference). The levels of free ...

425

Improve removal of phenolic and amine compounds in a sour ...

November 2017 Special Focus: Plant Safety and Environment Improve removal of phenolic and amine compounds in a sour water stripper. Joint stripping in a refinery sour water stripper (SWS) unit contributes to the concentration of phenols and total nitrogen (N) in the discharged treated water from the wastewater treatment unit.

436

Improve removal of phenolic and amine compounds in a sour ...

November 2017 Special Focus: Plant Safety and Environment Improve removal of phenolic and amine compounds in a sour water stripper. Joint stripping in a refinery sour water stripper (SWS) unit contributes to the concentration of phenols and total nitrogen (N) in the discharged treated water from the wastewater treatment unit.

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Hydrocarbon plant - Wikipedia

Hydrocarbon plants are plants that follow certain metabolic pathways that produce hydrocarbon products similar to petroleum. ... This algae has two forms, both of which live in brackish water. The first form is a red algae that produces odd-numbered carbon chains roughly 25-31 atoms in length. These carbon chains usually do not possess a large number of double bonds. The second type of B ...

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Canadian Soil Quality Guidelines CARCINOGENIC AND OTHER ...

v SQGPW Soil Quality Guideline for the protection of potable water. SQGSC Soil Quality Guideline for soil contact by soil-dependent organisms (e.g., plants and invertebrates). SQGTG Soil Quality Guidelines Task Group. TDI Tolerable Daily Intake. TEQ Toxicity Equivalence Quotient. TPHCWG Total Petroleum Hydrocarbon Criterion Working Group (USA).