| Preferred Sample | Water (50 ml minimum, 250 ml preferred) |
| Fee | $25 |
| Schedule | Days Tested MON | TUE | WED | THU | FRI Turnaround Time 1-2 days |
| Description | Screen for nitrates, pH, total dissolved salts (TDS), and sulfates by spectroscopy, gravimetric, and other additional methods. |
| Shipping Requirements | The sample may be stored in the fridge, but an ice pack during shipping is not required. No time restrictions on sample viability, but typically water should be analyzed within a few days |
| Additional Instructions | Sample water in a clean, plastic container; rinse several times using water source before sampling. See Water Collection and Submission Guide, Nitrate Poisoning of Livestock, and/or Livestock Water Quality for additional information. Analysis of water for animal and livestock consumption only. Analysis of water for human consumption must be performed by a laboratory certified by the North Dakota Department of Health. |