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isotope dilution mass spectrometry

Improvement in measurement precision with SPME by use of isotope dilution mass spectrometry and its application to the determination of tributyltin in sediment using SPME GC-ICP-MS

Improvement in measurement precision with SPME by use of isotope dilution mass spectrometry and its application to the determination of tributyltin in sediment using SPME GC-ICP-MS

... plasma mass spectrometry (ICP-MS) has often been used as a sensitive and selective detector for butyltin determination when coupled to GC 12,20,22–28 and ...the isotope dilution (ID) ...

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General equation for multiple spiking isotope dilution mass spectrometry

General equation for multiple spiking isotope dilution mass spectrometry

... spiking isotope dilution methods that are capable of incorporating an arbitrary number of isotopes monitored or correcting for the formation and loss of the analyte during sample preparation and/or ...the ...

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Ultra-trace determination of mercury in water by cold-vapor generation isotope dilution mass spectrometry

Ultra-trace determination of mercury in water by cold-vapor generation isotope dilution mass spectrometry

... absorption spectrometry (CVAAS) is one of the most commonly used owing to its simplicity, high sensitivity and sub-ppt detection ...plasma mass spectrometry (ICP-MS) for determination of Hg at ...

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Development and validation of a liquid chromatography isotope dilution mass spectrometry method for the reliable quantificationof alkylphenols in environmental water samples by isotopepattern deconvolution

Development and validation of a liquid chromatography isotope dilution mass spectrometry method for the reliable quantificationof alkylphenols in environmental water samples by isotopepattern deconvolution

... 2 Abstract We present here a new measurement method for the rapid extraction and accurate quantification of technical nonylphenol (NP) and 4-t-octylphenol (OP) in complex matrix water samples by UHPLC-ESI-MS/MS. The ...

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Determination of methionine and selenomethionine in selenium-enriched yeast by species-specific isotope dilution with liquid chromatography-mass spectrometry and inductively coupled plasma mass spectrometry detection

Determination of methionine and selenomethionine in selenium-enriched yeast by species-specific isotope dilution with liquid chromatography-mass spectrometry and inductively coupled plasma mass spectrometry detection

... chromatography-mass spectrometry (LC/MS) using standard additions calibrations as well as isotope dilution (ID) based on species-specific 13 C-enriched ...plasma mass ...

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Differential mobility-mass spectrometry double spike isotope dilution study of release of β-methylaminoalanine and proteinogenic amino acids during biological sample hydrolysis

Differential mobility-mass spectrometry double spike isotope dilution study of release of β-methylaminoalanine and proteinogenic amino acids during biological sample hydrolysis

... mobility-mass spectrometry double spike isotope dilution study of release of β-methylaminoalanine and proteinogenic amino acids during biological sample ...

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Comprehensive two-dimensional gas chromatography with isotope dilution time-of-flight mass spectrometry for the measurement of dioxins and polychlorinated biphenyls in foodstuffs - Comparison with other methods

Comprehensive two-dimensional gas chromatography with isotope dilution time-of-flight mass spectrometry for the measurement of dioxins and polychlorinated biphenyls in foodstuffs - Comparison with other methods

... C-label isotope dilution (ID). Isotope ratios of the selected quantification ions were checked against theoretical values prior to peak assignment and ...resolution mass spectrometry ...

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Acid extraction for the determination of methyl mercury in biotissues by isotope dilution gas chromatography inductively coupled plasma-mass spectrometry

Acid extraction for the determination of methyl mercury in biotissues by isotope dilution gas chromatography inductively coupled plasma-mass spectrometry

... https://doi.org/10.1039/c3ay40909k Access and use of this website and the material on it are subject to the Terms and Conditions set forth at Acid extraction for the determination of methyl mercury in biotissues by ...

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Analysis of trace metals (Cu, Cd, Pb, and Fe) in seawater using single batch nitrilotriacetate resin extraction and isotope dilution inductively coupled plasma mass spectrometry

Analysis of trace metals (Cu, Cd, Pb, and Fe) in seawater using single batch nitrilotriacetate resin extraction and isotope dilution inductively coupled plasma mass spectrometry

... Analysis of trace metals (Cu, Cd, Pb, and Fe) in seawater using single batch nitrilotriacetate resin extraction and isotope dilution inductively coupled plasma mass spectrometry The MIT ...

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Cryogenic zone compression for the measurement of dioxins in human serum by isotope dilution at the attogram level using modulated gas chromatography coupled to high resolution magnetic sector mass spectrometry.

Cryogenic zone compression for the measurement of dioxins in human serum by isotope dilution at the attogram level using modulated gas chromatography coupled to high resolution magnetic sector mass spectrometry.

... tion mass spectrometry (HRMS) is the most sensitive and specific technique in the field of ultra-trace measurement of halogenated ...of isotope dilution (ID) based on 13 C-labeled stan- dards at ...

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Calibration graphs in isotope dilution mass spectrometry

Calibration graphs in isotope dilution mass spectrometry

... The adversity to nonlinear calibration plots has led to a variety of arbitrary calibration practices in isotope dilution. Perhaps true a decade ago, performing a nonlinear fitting is no longer an arduous ...

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Reduction of measurement uncertainty by experimental design in high-order (double, triple, and quadruple) isotope dilution mass spectrometry: application to GC-MS measurement of bromide

Reduction of measurement uncertainty by experimental design in high-order (double, triple, and quadruple) isotope dilution mass spectrometry: application to GC-MS measurement of bromide

... double dilution (ID 2 MS, grey lines), it is not necessary to know the precise value of isotopic composition of spike in exact-matching double dilution (ID 2= MS, black ...

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Species specific isotope dilution calibration for determination of mercury species by gas chromatography coupled to inductively coupled plasma- or furnace atomisation plasma ionisation-mass spectrometry

Species specific isotope dilution calibration for determination of mercury species by gas chromatography coupled to inductively coupled plasma- or furnace atomisation plasma ionisation-mass spectrometry

... ionisation mass spec- trometry (ES-MS) was used to successfully identify inorganic and organometallic mercury species (for reviews see ...analyte mass± detector response ...impact mass ...

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Differential mobility-mass spectrometry double spike isotope dilution study of release of β-methylaminoalanine and proteinogenic amino acids during biological sample hydrolysis

Differential mobility-mass spectrometry double spike isotope dilution study of release of β-methylaminoalanine and proteinogenic amino acids during biological sample hydrolysis

... spiking isotope dilution approach that allowed the study of BMAA extraction ei- ciency, hydrolytic release and stability in isolation from matrix efects in ...

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Detection and quantification of staphylococcus aureus enterotoxin B in food product using isotopic dilution techniques and mass spectrometry

Detection and quantification of staphylococcus aureus enterotoxin B in food product using isotopic dilution techniques and mass spectrometry

... types of enzymatic digestion methods. Tandem MS and collision-induced dissociation (CID) provide a comprehensive spectrum allowing structural information to be derived. Another advantage of labeling the amines is that, ...

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Determination of zirconium isotope composition and concentration for nuclear sample analysis using Thermal Ionization Mass Spectrometry

Determination of zirconium isotope composition and concentration for nuclear sample analysis using Thermal Ionization Mass Spectrometry

... zirconium; isotope ratio; isotope dilution; separation Abstract: A new Thermal Ionization Mass Spectrometer (TIMS) analytical procedure was developed to measure with high accuracy the ...

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Silicon isotope ratio measurements by inductively coupled plasma tandem mass spectrometry for alteration studies of nuclear waste glasses

Silicon isotope ratio measurements by inductively coupled plasma tandem mass spectrometry for alteration studies of nuclear waste glasses

... silicon isotope ratio determination for alteration studies of nuclear waste ...in mass-shift ...silicon isotope ratio ...accurate isotope ratio analysis like, detector dead time, integration ...

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An algorithm for U-Pb isotope dilution data reduction and uncertainty propagation

An algorithm for U-Pb isotope dilution data reduction and uncertainty propagation

... by isotope dilution‐thermal ionization mass spectrometry is integral to a variety of Earth science disciplines, but its ultimate resolving power is quantified by the uncertainties of ...

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Isotope-labelling derivatisation: a broadly applicable approach to quantitation of algal toxins by isotope dilution LC-MS/MS

Isotope-labelling derivatisation: a broadly applicable approach to quantitation of algal toxins by isotope dilution LC-MS/MS

... achieve isotope dilution calibration in liquid chromatography–tandem mass spectrometry ...DA, isotope-labelling was incorporated into existing dansylation methodology using inexpensive ...

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Deconvolution in mass spectrometry based proteomics

Deconvolution in mass spectrometry based proteomics

... 2 Discussion The proposal for the new definition of the mole initiated a lively debate between chemists who preferred the change and others who thought it better to retain an explicit link to the mass of ...

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