YSI Nitrogen, Ammonia HR, vial reagent for up to 49 tests

Vial, Up to 49 Tests

Include the reagents for up to 49 tests, instructions, and accessories. Simply determine which parameter(s) you're interested in and order. Reagents can be used with pHotoFlex.;NH3-N & NH3 can be calculated with pHotoFlex pH and connected pH/temp external probe, range is temp and pH dependent. pHotoFlex STD can calculate NH3 via multiplier.