API 5 in Test Strips provide a quick, easy and accurate way to measure 5 important water quality parameter without test tubes or liquids. Just dip into the aquarium and get an instant reading. The strips come packed in a plastic protective vial with snap cap. The vial is lined with moisture absorbing desiccant layer that insures the strips remain accurate and active.
Key Points:- One strip measures: pH, NO2 Nitrite, NO3 Nitrate, KH Carbonate & GH General Hardness
- Highly precise color charts for accurate measurement 5 parameters on one strip
- Dip directly into aquarium no vial needed
- Includes helpful tips for correcting unsafe water conditions
- Works with Fresh or Saltwater
