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    Chromium Isotope Materials

    Chromium stable isotopic distributions have been studied in a variety of fields including geochemistry, cosmochemistry, and nutrition.


    δ53/52Cr Values of Reference Materials

    Name Material δ53/52CrSRM979
    NIST SRM 979Cr(NO3)3 salt 0 ‰*
    NIST SRM 3112aCr(NO3)3 solution-0.067(24) ‰
    IRMM-012Cr(III) solution+0.023(13) ‰
    IRMM-625Cr(III)chloride solution>+210 ‰
    Name Material δ53/52CrSRM979

    Footnotes      Back to Top
    * Exact value defining the δ53/52CrSRM979 scale.
    ** See the Assessment of international reference materials for isotope-ratio analysis for more details.
    Values in parenthesis are expanded (k = 2) uncertainties applicable to the last digits. The values listed in this table are compilation and are not necessarily CIAAW recommendations.

    Citation

    W.A. Brand et al
    Assessment of international reference materials for isotope-ratio analysis Pure and Applied Chemistry 86, 425-467 (2014)