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Chemical Separation

Means and method of detection in chemical separation procedures

Means and method of detection in chemical separation procedures

... A method of detection of certain components of an ionic mixture separated or gel electrophoresis comprising: impregnating a two-dimensional medium for separating components of the mixtur[r] ...

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Determination of Trace Element Quantities in Ultra High Purity Iron
by Spectrochemical Analysis after Chemical Separation*

Determination of Trace Element Quantities in Ultra High Purity Iron by Spectrochemical Analysis after Chemical Separation*

... In case of no separation of Sn: One gram of an iron sam- ple was dissolved in a mixture of 20 ml of 7 mol/l nitric acid and 20 ml of 6 mol/l hydrochloric acid. After 5 ml of phos- phoric acid (7 mol/l) was added ...

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STUDIES ON THE DISTRIBUTION OF TRACE ELEMENTS IN MOLLUSK FROM A FRESHWATER ENVIRONMENT, BY ACTIVATION ANALYSIS  EUR 474 e

STUDIES ON THE DISTRIBUTION OF TRACE ELEMENTS IN MOLLUSK FROM A FRESHWATER ENVIRONMENT, BY ACTIVATION ANALYSIS EUR 474 e

... The system is based on the chemical separation of elements in the irradiated specimens by chromatographic procedures, automatic gamma spectrometry, with the use of sample changers; and a[r] ...

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I  THE SEPARATION OF SODIUM FROM POTASSIUM IN HUMAN BLOOD SERUM BY ION EXCHANGE CHROMATOGRAPHY

I THE SEPARATION OF SODIUM FROM POTASSIUM IN HUMAN BLOOD SERUM BY ION EXCHANGE CHROMATOGRAPHY

... We requirements This technique requires the intravenous adminihave adopted chemical separation by ion exchange, stration of a known amount of radioactive sodium of the sulfonic use acid [r] ...

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Application of canonical discriminant analysis in differentiation of natural populations of Pinus nigra in Serbia based on terpene composition

Application of canonical discriminant analysis in differentiation of natural populations of Pinus nigra in Serbia based on terpene composition

... Bearing this in mind, the aim of the present study was to check the hypothesis of chemical separation of infraspecific taxa of P. nigra from Serbia by performing a canonical discriminant analysis (CDA). ...

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Chemical abundances and kinematics of 257 G , K type field giants  Setting a base for further analysis of giant planet properties orbiting evolved stars

Chemical abundances and kinematics of 257 G , K type field giants Setting a base for further analysis of giant planet properties orbiting evolved stars

... a chemical method were ...Our chemical separation of stellar populations also suggests a ‘gap’ in metallicity between the thick-disc and high-α metal-rich stars, as previously observed in dwarfs ...

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Chemical Analysis Of Ore Crude Mixture And Its Application In Teaching The Concept Of Separation Of Mixtures In Practical Chemistry

Chemical Analysis Of Ore Crude Mixture And Its Application In Teaching The Concept Of Separation Of Mixtures In Practical Chemistry

... the chemical analysis of ore crude mixtures and its application in teaching the concept of separation of mixtures in practical ...the chemical component of ore crude mixtures were effective in ...

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Chemical Form of Precipitate by Coprecipitation with Palladium for
Separation of Trace Elements in High Purity Metals

Chemical Form of Precipitate by Coprecipitation with Palladium for Separation of Trace Elements in High Purity Metals

... 3.2.1 Precipitate from Se, Pd–Se and Pd–Se–Te solution Because XRD patterns could not be found in measurement of the Se, Pd–Se and Pd–Se–Te precipitates, the chemical forms of these precipitates were evaluated by ...

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Structural Elucidation And Analysis Of Toxic Pyrrolizidine Alkaloids From Staple Foods Of North West Tigray, Northern Ethiopia

Structural Elucidation And Analysis Of Toxic Pyrrolizidine Alkaloids From Staple Foods Of North West Tigray, Northern Ethiopia

... prusside converts the unsaturated PAs to pyrrole compounds and the Ehrlich’s reagent reacts with this pyrrole and gives purple colour. N- Oxides are converted to pyrroles using iron (II) complexes or nitro prusside while ...

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Quantitative and Qualitative Chemical Extraction of Deoxyribo Nucleic Acid DNA from Human Cell Organelles

Quantitative and Qualitative Chemical Extraction of Deoxyribo Nucleic Acid DNA from Human Cell Organelles

... The chemical mechanism of cell and nuclear membrane lysis with buffer containing Tris, EDTA, NaCl and SDS, followed by separation of DNA from bonded proteins and lipids by phenol, chloroform and isoamyl ...

7

Properties of Zr Silicate and Zr-Si Oxynitride High-k Dielectric Alloys for Advanced Microelectronic Applications; Chemical and Electrical Characterizations

Properties of Zr Silicate and Zr-Si Oxynitride High-k Dielectric Alloys for Advanced Microelectronic Applications; Chemical and Electrical Characterizations

... and bulk N can help prevent phase separation in Hf and Zr silicate [19,20]. N incorporation into high-k metal oxides may also provide a way to control the flat band shifts by modifying the defect structures in the ...

137

"Technical and Economic Comparison between Absorption Processes and Membranes for Carbon Dioxide Removal of Associated Gas for Electricity Generation in an Oil Field"

"Technical and Economic Comparison between Absorption Processes and Membranes for Carbon Dioxide Removal of Associated Gas for Electricity Generation in an Oil Field"

... This project only focuses on the sweetening of associated gas based on the removal of carbon dioxide, for which it has been considered separation by membranes and chemical absorption.. B[r] ...

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PES/Quaternized-PES Blend Anion Exchange Membranes: Investigation of Polymer Compatibility and Properties of the Blend

PES/Quaternized-PES Blend Anion Exchange Membranes: Investigation of Polymer Compatibility and Properties of the Blend

... Polyethersulfone (PES) is one of the most widely used thermoplastic polymers in membrane separation processes due to its excellent mechanical, thermal and chemical stabilities, as well as environmental ...

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Quantification of identical and unique segments in ethylene-propylene copolymers using two dimensional liquid chromatography with infra-red detection

Quantification of identical and unique segments in ethylene-propylene copolymers using two dimensional liquid chromatography with infra-red detection

... molar masses and average chemical compositions corresponding to the identical and unique segments were calculated and presented in numerical and graphical forms. The described procedure holds a promise for ...

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Solid waste management  A review

Solid waste management A review

... Separation of bulky is often done in Sorting, separation of waste constituents according to size using manual separation, screens, and separation of ferrous and non-ferrous metals Manual[r] ...

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Future CCS Technologies : European Zero Emission Technology and Innovation Platform

Future CCS Technologies : European Zero Emission Technology and Innovation Platform

... The criterion “retrofitability” indicates whether a technology can be integrated into an existing, already operating plant at a later stage, thereby making no statement about the level to which integration is feasible ...

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Separation and Recovery of Iodine from Aqueous Solution by Permeation and Chemical Desorption (PCD) Using a Silicone Rubber Membrane

Separation and Recovery of Iodine from Aqueous Solution by Permeation and Chemical Desorption (PCD) Using a Silicone Rubber Membrane

... Iodine is attracted to the hydrophobic silicone mem- brane because of its high solubility in organic solvents, offering the ability to separate it by PCD. Thus, a project was undertaken to recover iodine and its ...

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Interfacial film stabilized W/O/W nano multiple emulsions loaded with green tea and lotus extracts: systematic characterization of physicochemical properties and shelf-storage stability

Interfacial film stabilized W/O/W nano multiple emulsions loaded with green tea and lotus extracts: systematic characterization of physicochemical properties and shelf-storage stability

... No phase separation was observed in any of the samples upon extensive centrifugation. Mean globule size was in the range of 8.41±3 μm to 10.81±7 μm (mean ± standard deviation). The sample that was kept at 8°C has ...

8

Extraction of Chemical Constituents of Bitumen Using a Mixed Solvent System

Extraction of Chemical Constituents of Bitumen Using a Mixed Solvent System

... the chemical nature of the SARA component had never been reported in any open ...the chemical nature of the ex- tracted constituents to determine if the method of extraction or separation using ...

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Recent developments in configuration design and optimization of mineral separation circuits; A Review

Recent developments in configuration design and optimization of mineral separation circuits; A Review

... However, other objectives such as recovery, grade or economic indicators can be as effective as the separation sharpness for assessing the separation circuit configuration. As a result, optimization methods ...

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