| Brand | Hanna |
|---|---|
| Test/Treatment Parameter | Nitrate |
| Type | Test Kit |
| Water Type | Marine |
| MPN | HI781 |
| UPC | 768716407154 |
Check the listing for details. Hanna Instruments Marine Nitrate Low Range Checker HC-HI781. Condition: New. Listed at 79.99 USD. The HI781 Checker. For samples containing 5.0 to 50.0 ppm nitrate, follow the approved dilution procedure. Nitrate is a by-product of the Nitrogen cycle. For samples containing 5-50 ppm nitrate, follow the dilution procedure.