Mercury – Drinking Water

Laboratory Fee Schedule
Group: Inorganic
Procedure #:  EZZ0194A

Synonym(s):  Mercury in water
Requisition Form G-22
Test Description The procedure measures total mercury (organic and inorganic) in drinking and non-potable 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 Drinking water 
Minimum Volume/Size Required 1 Liter
Storage/Preservation Prior to Shipping Store in hard or soft plastic, or glass; 1 quart (1 L)
Transport Medium N/A
Specimen Labeling
  • Label each bottle with a waterproof marker.
  • Sample identification must match information on submission form.
Shipping and Specimen Handling Requirements
  • Ship according to Dangerous Goods Regulations, IATA, and/or CFR 49.  
  • Samples must be analyzed for mercury within 28 days of sample collection.
Method EPA method 245.1
Turn-around Time Samples must be analyzed for mercury within 28 days of sample collection. 
Interferences/Limitations Some known interferences are as follows:
Sulfide, chloride, copper, tellurium, chlorine and some organic compounds in water
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
Additional Information N/A