Rhenium Isotope Materials
The range in natural materials of δ(187Re) values is small, extending from 0.0 to 0.3 ‰. The majority of rhenium-isotope measurements are for rhenium-osmium chronology in geochemistry and cosmo-chemistry.
Name | Material | δSRM989(187Re) |
---|---|---|
NIST SRM 989 | elemental Re | 0 ‰ * |
NIST SRM 3143 | solution | +0.29(7) ‰ |
USGS SDO-1 | shale oil | +0.21(13) ‰ |
Name | Material | δSRM989(187Re) |
* Exact value defining the δ(187Re) SRM989 scale.
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)