Updates to Selected Analytical Methods for Environmental Remediation and Recovery (SAM)
March 2019 Update
In August 2018, EPA published a rapid method for sodium hydroxide fusion of limestone matrices prior to analysis. The method should be used for preparation of limestone samples to be analyzed for:
- Americium-241
- Plutonium-238
- Plutonium-239
- Radium-226
- Strontium-90
- Uranium-234
- Uranium-235
- Uranium-238
The rapid method is summarized and provided in the Addendum for: Rapid Method for Sodium Hydroxide Fusion of Limestone Matrices Prior to Americium, Plutonium, Strontium, Radium, and Uranium Analyses for Environmental Remediation Following Radiological Incidents.