Uranium Isotopes – Drinking Water

Laboratory Fee Schedule
Group: Radiochemistry
Procedure #: EZZ0141A

Synonym(s): Uranium Isotopes in Drinking Water
Requisition Form G-22
Test Description The determination of Uranium Isotopes by Alpha Spectroscopy. This test Includes Uranium 234, Uranium 235, and Uranium 238 activity 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 water proof 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-U C
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 Uranium in drinking water is routinely analyzed by Method 200.8.  The isotopic analysis may be requested as needed.