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Chapter 6 Volatile Hydrocarbons and Halocarbons ...

1988-1-1 · This chapter describes volatile hydrocarbons and halocarbons. Hydrocarbons are compounds consisting of hydrogen and carbon. Methane is the simplest and most abundant

Volatile Hydrocarbons - Metallurgist & Mineral Processing ...

2017-2-3 · Review of the Action of Volatile Hydrocarbons. —In the Joplin, Mo., mines, the greater part of the bitumen set free by the extensive subterraneous erosion of the lime

Volatile hydrocarbons and fuel oxygenates: Chapter 12

Petroleum hydrocarbons and fuel oxygenates are among the most commonly occurring and widely distributed contaminants in the environment. This chapter presents a summary

Volatile Hydrocarbons (VH) in Waters by GC/FID

2017-3-24 · The Volatile Hydrocarbons (VH) method is normally used in conjunction with the BC Lab Manual Extractable Petroleum Hydrocarbons (EPH) method. Together, these methods

Evolution of volatile hydrocarbons from subcutaneous fat ...

2015-1-1 · Volatile hydrocarbons have been also employed to detect irradiation treatment of chicken carcass, pork, and beef (Schreiber, Schulzki, Spiegelberg, Helle, & Bögl

Table 1 from Volatile Hydrocarbons in Ambient Air. Gas ...

Hydrocarbons in ambient air constitute a potential health risk for a large number of individuals. The work reported in this thesis focusses on human exposure to

Volatile hydrocarbons index in waters | Aglae

2021-7-28 · Volatile hydrocarbons index in waters Description of the programme These interlaboratory comparisons (AGLAE's programme ‘5D’) in surface water or waste water is

Analysis of Volatile Halogenated and Aromatic

2018-4-10 · Volatile aromatic and halogenated hydrocarbons analysis A dual-channel ECD and FID was used for simultaneous static headspace analysis of volatile aromatic and

Hydrocarbon Toxicity: Practice Essentials, Pathophysiology ...

2021-3-23 · In addition, many volatile substances that contain hydrocarbons (eg, glue, propellants) are commonly abused for their euphoric effects. Hydrocarbons can be

Volatile hydrocarbons and fuel oxygenates: Chapter 12

Petroleum hydrocarbons and fuel oxygenates are among the most commonly occurring and widely distributed contaminants in the environment. This chapter presents a summary of the sources, transport, fate, and remediation of volatile fuel hydrocarbons and fuel additives in the environment. Much research has focused on the transport and transformation processes of petroleum hydrocarbons and fuel ...

Evolution of volatile hydrocarbons from subcutaneous fat ...

2015-1-1 · Volatile hydrocarbons from Iberian ham subcutaneous fat were studied during ripening. • The ripening process decreased the total amount of volatile hydrocarbons. • High temperatures were involved in generation and/or lost of this compounds. • To discriminate between ripening periods, pattern recognition techniques were used. •

Volatile hydrocarbons inhibit methanogenic crude oil ...

Volatile hydrocarbons (nC5-nC10, methylcyclohexane, benzene, toluene, and xylenes) were quantified in the headspace of microcosms. Aliphatic (n-alkanes nC12-nC34) and aromatic hydrocarbons (4-methylbiphenyl, 3-methylbiphenyl, 2-methylnaphthalene, 1-methylnaphthalene) were quantified in the total hydrocarbon fraction extracted from the ...

Table 1 from Volatile Hydrocarbons in Ambient Air. Gas ...

Hydrocarbons in ambient air constitute a potential health risk for a large number of individuals. The work reported in this thesis focusses on human exposure to volatile hydrocarbons in ambient air. The analytical determinations were made by adsorbent sampling followed by

Volatile hydrocarbons from endophytic fungi and their ...

2018-8-22 · Volatile compounds are typically lipophilic liquids with high vapor pressures. These are lethal to a wide variety of plant and human pathogenic fungi and bacteria and are also effective against nematodes and certain insects (Strobel 2006 and Grimme et al. 2007) (Table 1).Emission of volatiles by bacteria and fungi has been known and reviewed by many authors for a long time (Kai et al. 2009).

Analysis of Volatile Halogenated and Aromatic

2018-4-10 · Volatile aromatic and halogenated hydrocarbons analysis A dual-channel ECD and FID was used for simultaneous static headspace analysis of volatile aromatic and halogenated hydrocarbon in water. Figure 1 shows the configuration. A deactivated retention gap connected the inlet to an unpurged splitter yielding a 1 to 1 split into 30 m × 0.32 mm

volatile chlorinated hydrocarbons - 英中 – Linguee词典

大量翻译例句关于"volatile chlorinated hydrocarbons" – 英中词典以及8百万条中文译文例句搜索。 Translator Translate texts with the world's best machine translation technology, developed by the creators of

的测定 气袋采样 -气相色谱法 - Mee

2019-1-3 · Stationary source emission — Determinatio n of volatile halogenated hydrocarbons — Bags sampling- gas chromatography (发布稿) 本电子版为发布稿。请以中国环境出版集团出版的正式标准文本为准。201 8-12 -26 发布 201 9-06 -01 实施 生 态 环 境 部 发 布

挥发性氯代烃在土壤中的吸附行为研究进展-A review of ...

挥发性氯代烃(Volatile chlorinated hydrocarbons, VCHs)是工业污染场地的常见污染物,在非饱和带存在于土壤气相、水相、固相或以高密度非水相液体(Dense non-aqueous phase liquids, DNAPL)的形式存在,形成一个动态平衡系统。土壤对VCHs的吸附不仅 ...

MOF-derived hybrid nanoarchitectured carbons for gas ...

2020-10-1 · MOF-derived hybrid nanoarchitectured carbons for gas discrimination of volatile aromatic hydrocarbons Carbon ( IF 9.594) Pub Date : 2020-10-01, DOI: 10.1016/j.carbon.2020.05.013

Volatile hydrocarbons inhibit methanogenic crude oil ...

Volatile hydrocarbons (nC5-nC10, methylcyclohexane, benzene, toluene, and xylenes) were quantified in the headspace of microcosms. Aliphatic (n-alkanes nC12-nC34) and aromatic hydrocarbons (4-methylbiphenyl, 3-methylbiphenyl, 2-methylnaphthalene, 1-methylnaphthalene) were quantified in the total hydrocarbon fraction extracted from the ...

Volatile Fuel Hydrocarbons and MTBE in the Environment ...

Volatile hydrocarbons are the lighter fraction of the petroleum hydrocarbons and, together with fuel oxygenates, are most often released from crude oil and liquid petroleum products produced from crude oil. The demand for crude oil stems from the world's ever-growing energy need. From 1970 to 1999, primary energy production of the world grew by ...

Volatile hydrocarbons from endophytic fungi and their ...

2018-8-22 · Volatile compounds are typically lipophilic liquids with high vapor pressures. These are lethal to a wide variety of plant and human pathogenic fungi and bacteria and are also effective against nematodes and certain insects (Strobel 2006 and Grimme et al. 2007) (Table 1).Emission of volatiles by bacteria and fungi has been known and reviewed by many authors for a long time (Kai et al. 2009).

Light Volatile hydrocarbons and 1,3-Butadiene analyzers ...

Light Volatile hydrocarbons and 1,3-Butadiene analyzers: airmoVOC C2C6 The instrument uses a 6-port valve with a single sorbent trap, and a metallic capillary column. It has a minimum detection level as low as 15 ppt (for 1,3-Butadiene for e.g.) in ambient air, and

Structural and Biophysical Characterization of Human ...

Structural and Biophysical Characterization of Human Cytochromes P450 2B6 and 2A6 Bound to Volatile Hydrocarbons: Analysis and Comparison Manish B. Shah , P. Ross Wilderman , Jingbao Liu , Hyun-Hee Jang , Qinghai Zhang , C. David Stout , and James R. Halpert

挥发性氯代烃在土壤中的吸附行为研究进展-A review of ...

挥发性氯代烃(Volatile chlorinated hydrocarbons, VCHs)是工业污染场地的常见污染物,在非饱和带存在于土壤气相、水相、固相或以高密度非水相液体(Dense non-aqueous phase liquids, DNAPL)的形式存在,形成一个动态平衡系统。土壤对VCHs的吸附不仅 ...

的测定 气袋采样 -气相色谱法 - Mee

2019-1-3 · Stationary source emission — Determinatio n of volatile halogenated hydrocarbons — Bags sampling- gas chromatography (发布稿) 本电子版为发布稿。请以中国环境出版集团出版的正式标准文本为准。201 8-12 -26 发布 201 9-06 -01 实施 生 态 环 境 部 发 布

What are volatile organic compounds (VOCs)? | US EPA

2020-9-14 · Volatile organic compounds (VOCs) are emitted as gases from certain solids or liquids. VOCs include a variety of chemicals, some of which may have short- and long-term adverse health effects. Concentrations of many VOCs are consistently higher indoors (up to ten times higher) than outdoors. VOCs are emitted by a wide array of products numbering ...

MOF-derived hybrid nanoarchitectured carbons for gas ...

2020-10-1 · MOF-derived hybrid nanoarchitectured carbons for gas discrimination of volatile aromatic hydrocarbons Carbon ( IF 9.594) Pub Date : 2020-10-01, DOI: 10.1016/j.carbon.2020.05.013

Hydrocarbon Toxicity: Practice Essentials, Pathophysiology ...

2021-3-23 · In addition, many volatile substances that contain hydrocarbons (eg, glue, propellants) are commonly abused for their euphoric effects. Hydrocarbons can be classified as being aliphatic, in which the carbon moieties are arranged in a linear or branched chain, or aromatic, in which the carbon moieties are arranged in a ring.