Isotope-ratio mass spectrometry

Results: 144



#Item
111Isotopes / Nuclear physics / Isotope-ratio mass spectrometry / Isotope analysis / Isotope / Isotopic signature / Kinetic fractionation / Chemistry / Mass spectrometry / Geochemistry

Preprint Stable Isotopic Characterization of Active Pharmaceutical Ingredients J. P. Jasper1*, B. J. Westenberger2, J. A. Spencer2, L. F. Buhse2, and M. Nasr2 1Molecular Isotope Technologies, LLC, 8 Old Oak Lane, Nianti

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Source URL: www.fda.gov

Language: English - Date: 2003-11-04 17:20:28
112Carbon / Radiometric dating / Radioactivity / Radiocarbon dating / Carbon-14 / GNS Science / Accelerator mass spectrometry / Isotope-ratio mass spectrometry / Absolute dating / Chemistry / Mass spectrometry / Isotopes of carbon

unlock a moment in time Rafter Radiocarbon dating qualified & experienced Rafter Radiocarbon offers a complete radiocarbon dating service for a range of materials such as sediments, textiles, bone, wood, leather,

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Source URL: www.gns.cri.nz

Language: English - Date: 2010-08-26 01:21:18
113Environment of Kenya / Collagen / Integrins / Delta / Trophic level / Isotope-ratio mass spectrometry / Blue Wildebeest / Wildebeest / Plains Zebra / Fauna of Africa / Mass spectrometry / Alcelaphinae

AMBOSELI HYDROGEN ISOTOPES ACROSS SPECIES AND TIME Bridget A. Alex , Noreen Tuross , and Anna K. Behrensmeyer 1Harvard Department of Anthropology, 2Harvard Deptartment of Human Evolutionary Biology, 3Department of Paleob

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Source URL: www.socarchsci.org

Language: English - Date: 2010-05-27 17:14:04
114Gas chromatography / Solvent / Elution / Isotope-ratio mass spectrometry / Chloroform / Mass spectrometry / Hydrogen chloride / High-performance liquid chromatography / Hydrochloride / Chemistry / Chromatography / Cocaine

The Separation of Cocaine and Phenyltetrahydroimidazothiazole Mixtures Jennifer R. Mallette*, John F. Casale, and Laura M. Jones U.S. Department of Justice Drug Enforcement Administration Special Testing and Research Lab

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Source URL: www.justice.gov

Language: English - Date: 2014-03-13 16:49:54
115Geochemistry / Chromatography / Isotopes / Measuring instruments / Carbon-13 / Isotope-ratio mass spectrometry / Isotopic signature / Isotope / Gas chromatography / Chemistry / Science / Mass spectrometry

Research Article Received: 18 January 2011 Revised: 4 March[removed]Accepted: 7 March 2011

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Source URL: jahrenlab.com

Language: English - Date: 2012-08-21 20:39:32
116International Atomic Energy Agency / Rapid Communications in Mass Spectrometry / Isotope-ratio mass spectrometry / Ethanol fuel / Nitrogen / Sucrose / Biochemistry / Caffeine / Benzoic acid / Chemistry / Matter / Nuclear proliferation

RAPID COMMUNICATIONS IN MASS SPECTROMETRY Rapid Commun. Mass Spectrom. 2010; 24: 3182–3186 Published online in Wiley Online Library (wileyonlinelibrary.com) DOI: [removed]rcm.4752 Offline oxygen isotope analysis of orga

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Source URL: jahrenlab.com

Language: English - Date: 2012-08-21 20:41:11
117Chemical elements / Nonmetals / Geochemistry / Isotope-ratio mass spectrometry / Emerging technologies / Nitrogen / Isotope analysis / Isotope / Rapid Communications in Mass Spectrometry / Chemistry / Matter / Mass spectrometry

Research Article Received: 5 April 2012 Revised: 29 April[removed]Accepted: 17 May 2012

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Source URL: jahrenlab.com

Language: English - Date: 2012-08-21 20:00:51
118Mass spectrometry / Measuring instruments / Vacuum / Helium / Neon / Tritium / Nansen bottle / Isotope-ratio mass spectrometry / Ultra-high vacuum / Chemistry / Chemical elements / Noble gases

SAMPLING AND MEASURING HELIUM ISOTOPES AND TRITIUM IN SEAWATER W. J. Jenkins, D. E. Lott, K. Cahill, J. Curtice, P. Landry Woods Hole Oceanographic Institution Woods Hole, Massachusetts[removed]U.S.A. e-mail: wjenkins@whoi

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Source URL: www.go-ship.org

Language: English - Date: 2013-05-03 16:52:52
119Paleoclimatology / Living fossils / Canadian Arctic Archipelago / Metasequoia / Proxy / Axel Heiberg Island / Isotope analysis / Isotope-ratio mass spectrometry / Paleocene–Eocene Thermal Maximum / Chemistry / Isotopes / Geochemistry

The environmental water of the middle Eocene Arctic: Evidence from δD, δ18O and δ13C within specific compounds

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Source URL: jahrenlab.com

Language: English - Date: 2012-08-21 20:43:21
120Inductively coupled plasma mass spectrometry / Thermal ionization / Isotopic dilution / Isotope separation / Chromium / Isotope-ratio mass spectrometry / Quantitative proteomics / Chemistry / Mass spectrometry / Scientific method

METHOD 6800 ELEMENTAL AND SPECIATED ISOTOPE DILUTION MASS SPECTROMETRY SW-846 is not intended to be an analytical training manual. Therefore, method procedures are written based on the assumption that they will be perfor

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Source URL: www.epa.gov

Language: English - Date: 2012-04-04 11:50:22
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