Radium-226 – Drinking Water
Laboratory Fee Schedule
Group: Radiochemistry
Procedure #: EZZ0146A
| Synonym(s): | Ra-226 in Drinking Water |
|---|---|
| Requisition Form | G-22 |
| Test Description | The determination of Ra-226 in drinking water samples. |
| Pre-Approval Needed | N/A |
| Supplemental Information Required | N/A |
| Supplemental Form(s) | N/A |
| Performed on Specimens from (sources) | Environmental |
| Sample/Specimen Type for Testing | Potable water |
| Minimum Volume/Size Required | Hard or soft plastic; 1 gallon + 1 liter |
| Storage/Preservation Prior to Shipping | None - Sample must be submitted to the laboratory within 5 days of collection. |
| Transport Medium | N/A |
| Specimen Labeling | Label each bottle with a waterproof marker. Pre-printing labels is acceptable. Sample Identification must match submission form. |
| Shipping and Specimen Handling Requirements | Sample must be submitted to the laboratory within 5 days of collection. |
| Method | SM 7500-RaC |
| Turn-around Time | Sample must be analyzed within 180 days of sample collection. The target sample turnaround time is 120 days from date of receipt. |
| Interferences/Limitations | N/A |
| Common Causes for Rejection | • Insufficient quantity • Unacceptable specimen type or source • Improper shipping conditions • Expired media or collection container • Discrepancies between specimen label and submission form • Incomplete or missing submission form • Sample not received by the lab within 5 days of collection |
| Additional Information | This test is flagged if either the gross alpha radioactivity or the combined gross alpha and radium 228 radioactivity exceeds 5 pCi/L. This test may be requested as needed. |