PoolWaterLAB Photometer V2.0 PPHPPLR150 Nitrate and nitrite are nutrients

Nitrate and nitrite are nutrients for plants

optimizing accuracy by utilizing multiple wavelengths for various parameter curves

These GF/C filter papers are used inside the Filter Paper Adapter to filter the sample as required by the Phosphate HR and Nitrate methods

Is this adapter needed for every test

PoolWaterLAB Photometer V2.0 PPHPPLR150 Nitrate and nitrite are nutrientsNOT FOR EVERYONE (PLEASE READ FIRST) If you're looking for a simple, marketing style pool tester with basic strips and minimal setup, this device is not for you. Our photometer is built for users who are ready to move with the times, embrace modern precision technology, and spend a little time learning how the device works. Once you understand the basics, the testing process becomes incredibly easy, fast, and consistently accurate. A professional