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Trace impurity analysis in uranium oxide via hybrid quantification techniques—gravimetric standard addition and isotope dilution mass spectrometry

Journal Article · · Journal of Radioanalytical and Nuclear Chemistry
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  1. Oak Ridge National Lab. (ORNL), Oak Ridge, TN (United States). Chemical Sciences Division
  2. National Inst. of Standards and Technology (NIST), Gaithersburg, MD (United States)
Measurement methods for the analysis of trace impurities in uranium materials, essential in nuclear fuel production and nuclear forensics, are continuously improving. Analytical methods were developed with the goal of lowering uncertainties of next generation certified uranium oxide reference materials for trace impurity concentrations. Through addition of a traceable standard directly into the sample, gravimetric standard addition and isotope dilution followed by analysis on an inductively coupled plasma mass spectrometer can achieve lower uncertainties. In conclusion, results for 28 impurities in CRM 124-1 and 124-6 from NBL Program Office were used for validation of accuracy and comparisons of uncertainties.
Research Organization:
Oak Ridge National Laboratory (ORNL), Oak Ridge, TN (United States)
Sponsoring Organization:
USDOE National Nuclear Security Administration (NNSA)
Grant/Contract Number:
AC05-00OR22725
OSTI ID:
1470887
Alternate ID(s):
OSTI ID: 22755143
Journal Information:
Journal of Radioanalytical and Nuclear Chemistry, Journal Name: Journal of Radioanalytical and Nuclear Chemistry Journal Issue: 1 Vol. 318; ISSN 0236-5731
Publisher:
SpringerCopyright Statement
Country of Publication:
United States
Language:
English

References (13)

Uncertainty of standard addition experiments: a novel approach to include the uncertainty associated with the standard in the model equation journal September 2011
Reference materials characterized for impurities in uranium matrices: An overview and re-evaluation of the NBL CRM 124 series journal September 2008
Separation and inductively coupled plasma optical emission spectrometric (ICP-OES) determination of trace impurities in nuclear grade uranium oxide journal May 2010
The urgent requirement for new radioanalytical certified reference materials for nuclear safeguards, forensics, and consequence management journal July 2012
Novel sample introduction system to reduce ICP-OES sample size for plutonium metal trace impurity determination journal December 2015
Identification of uranium signatures relevant for nuclear safeguards and forensics journal April 2017
Attribution of uranium ore concentrates using elemental and anionic data journal August 2012
An automated micro-separation system for the chromatographic removal of uranium matrix for trace element analysis by ICP-OES journal November 2018
Gravimetric Approach to the Standard Addition Method in Instrumental Analysis. 1. journal August 2008
Chromatographic extraction of plutonium and inorganic impurity analysis using ICP-MS and ICP-AES journal January 2000
Nuclear Forensic Analysis book February 2005
Role of the periodic table in discovery of new elements journal September 2011
Inorganic trace analysis by isotope-dilution mass-spectrometry - New frontiers journal May 1988

Cited By (3)

Trace impurities analysis in UF4 via standard addition and 103Rh internal standardization techniques combined with ICP-MS journal November 2019
Evaluation and Specifications for In-Line Uranium Separations Using Inductively Coupled Plasma Optical Emission Spectroscopy (ICP-OES) Detection for Trace Elemental Analysis journal March 2019
Rare Earth Element Determination in Uranium Ore Concentrates Using Online and Offline Chromatography Coupled to ICP-MS journal January 2020

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