Sampling Procedure for Fluoride & Nitrate
Samples Must Reach Our Lab Within 48 Hours
- Nitrate can be taken from the same bottle as fluoride if both tests are needed.
- Locate an indoor sample tap that does not leak.
- Let the water run for several minutes.
- Fill the bottle leaving 1″ of space between water & cap.
- Keep sample on ice and return to U.S. Water, LLC within 48 Hours.