pH Chemkey Reagents (box of 25)

pH Chemkeys, range 6.3 - 9.0. For SL1000/SL250 Portable Parallel Analyser (PPA).
Avoid the hassle of pH probes and calibration in the field with our easy to use colorimetric pH Chemkey. The Hach SL1000/SL250 Portable Parallel Analyser (PPA) performs the same tests with less than half the manual steps. Get highly accurate results, with less opportunity for errors, in a fraction of the time. Up to six parameters, tested in parallel. The SL1000/SL250 is a portable colorimeter that provides faster testing by using Chemkey reagents instead of powder pillows. All chemicals and processes are entirely contained inside the Chemkey.