sulphur compounds
The biogeochemical cycling of sulphur compounds
... The bacteria isolated by Dr C. Harfoot (University of Waikato) from Antarctic and New Zealand locations were selected on their ability to grow on diethyl sulphide (DES), dimethyl sulphide, dimethyl disulphide or ...
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Metabolism of dimethyl disulphide, carbon disulphide and other volatile sulphur compounds by chemolithoautotrophic sulphur bacteria
... The Isolation of a number of strains of bacteria able to grow on dimethyl disulphide (DMDS) and dimethyl sulphide (DNS) as sole sources of energy Is described. The Isolates came from diverse habitats Including soil, ...
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Exchange of information concerning atmospheric pollution by certain sulphur compounds and suspended particulates in the European Community Annual report for January to December 1977 EUR 6827 EN
... In many instances the list of pollutants extends beyond the sulphur compounds and suspended particulates since one of the questions on the information form required the National C oordin[r] ...
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Microbial degradation of dimethylsulphide and related C1 sulphur compounds: organisms and pathways controlling fluxes of sulphur in the biosphere
... Publisher statement: This is a pre-copy-editing, author-produced PDF of an article accepted for publication in Journal of Experimental Botany following peer review. The definitive publisher-authenticated version Schäfer, ...
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A nanoporous interferometric micro sensor for biomedical detection of volatile sulphur compounds
... Oral malodour, also known as halitosis or bad breath, is largely caused by volatile sulphur compounds [VSCs], which are produced due to bacterial degradation of pro- teins present in the oral cavity [5]. In ...
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Reactive oxygen species (ROS) and dimethylated sulphur compounds in coral explants under acute thermal stress
... Here, we use coral explants as model organisms for host – symbiont cellular investigations. Coral explants were used for direct measurements of intracellular ROS in vivo during a stress event, allowing for rapid and ...
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The chemical composition of Tasmanite shale oil : with special reference to the nitrogen and sulphur compounds
... In T ble No.7, the different fractions were treated in the same manner, using 25% acetic acid instead of the sulphuric.. Parker states 26 that 254 acetic acid dissolves 1*-29g more basic[r] ...
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Synthesis and antibacterial activity of novel unsaturated diastereomeric (E and Z) sulphur compounds
... Dimethylsulphone or methylsulphonylmethane is one of the best and safe drugs 1 for the relief of arthritis, 2 inflammation, lupus and other debilitating and disabling pain conditions, and is also effective in ...
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WATER QUALITY ANALYSIS OF DHUKESHWARI TEMPLE POND DEORI WITH REFERENCE TO CULTURAL EUTROPHICATION Dr. Sudhir V. Bhandarkar DOWNLOAD/VIEW
... pertinacious sulphur and anaerobic reduction of Sulphate in water contributes to alter the conditions that markedly affect the cycling of nutrient productivity and bottom sediments ...containing sulphur ...
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Solid phase microextraction for analysis of mould cheese aroma
... aroma compounds in Niva ...54 compounds were identified in Niva cheese using this method: 3 hydrocarbons, 5 aldehydes, 11 ketones, 18 alcohols, 3 esters, 10 fatty acids, and 4 sulphur ...aroma ...
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Investigation of meteorological events preserved in high resolution snow pit and fin core records
... biogenic sulphur compounds (methane sulphonate (MSA), non-sea salt sulphate), nitrate and major sea salt ions (sodium, chloride, magnesium), were generated at a high accumulation site on Law Dome, East ...
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Investigation of meteorological events preserved in high resolution snow pit and fin core records
... biogenic sulphur compounds (MSA, non-sea salt sulphate) are generally attributed to increased biological activity in the Southern Ocean during summer ...biogenic sulphur signals associated with ...
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Desulphurisation of Kerosene by Adsorption Process
... metal was partly immersed in the oil and kept at 295 to 300° C for 2 hours, the lower portion was only slightly tarnished. The end of the strip which was not under the oil was, however, much blackened and covered with a ...
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FORMS OF SULPHUR IN SOME BLACK SOILS OF VARANASI DISTRICT OF UTTAR PRADESH
... Organic sulphur also correlated positively with heat soluble S (r= ...organic sulphur fraction might be difference in microbial ecology from upper to lower depths in the soil, the sulphate ester constitutes ...
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Synthesis and fungicidal activity of some sulphide derivatives of O phenyl N substituted phenylcarbamates
... of sulphur. Organic sulphur compounds could migrate into the fungus cells and take part in chemical reactions that could lead to increase in activity ...
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The effect of long term fertilization on the sulphur content in soil and in the mountain meadow sward (Czarny Potok)
... more sulphur than horizons ly- ing deeper what results from the dependence between the humus and sulphur content in soil and ambient concen- tration of sulphur compounds in the last 20 ...The ...
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Synthesis, reactions and biological activity of some new bis-heterocyclic ring compounds containing sulphur atom
... investigated. Compounds 4a-c were prepared by reaction of 3 with suitable aromatic aldehyde under conventional reflux conditions in the presence of a catalytic amount of TEA using ethanol as a ...Alternatively, ...
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A spectroscopic study of some organic free radicals
... radicals formed by irradiation at room temperature have verified this assignment and have shown that sulphur-sulphur and sulphur-hydrogen bonds are readily cleaved to produce stable radi[r] ...
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Atmospheric deposition of nitrogen and sulphur in relation to critical loads of nitrogen and acidity in the Czech Republic
... The concentrations of sulphur dioxide (SO 2 ), ni- trogen oxides (NO x ) and dust aerosol are routine- ly monitored and evaluated in the Czech Republic. For this study the databases of the Air Quality In- ...
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Barley response to the soil reserve of sulphur and ammonium sulphate in short term experiments under controlled conditions of cultivation
... of sulphur to ...organic sulphur that can easily be transformed into ...for sulphur determination provides the total content of (inorganic and organic) sulphur in the ...organic sulphur ...
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