Table 3.
IAEA standard samples used in this study.
| Standard Sample Code | Concentrations |
||
|---|---|---|---|
| U (ppm) | Th (ppm) | K (Bq/kg) | |
| S-14 (Thorium ore) | 29 | 610 | – |
| SL-2 (Late sediment) | – | – | 240 |
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.