Acrylic Calibration Key for iDip/EZ meters Parameter_Nitrite The WaterWorks™ Propylene Glycol check

The WaterWorks™ Propylene Glycol check tests for levels in water from 20 - 60%

Nitrite (NO2-N) levels above the EPA limit can be an indicator that bacteria are present

Accurate and reliable results in only 60 seconds

Make sure your Chlorine Dioxide levels are where you want them to be

Chlorine + eXact® EZ Professional Kit (486205-K2)

Acrylic Calibration Key for iDip/EZ meters Parameter_Nitrite The WaterWorks™ Propylene Glycol checkThe Acrylic Calibration Key (Part number 480908) is a quick and easy way to confirm (verify) your photometer is functioning within factory specifications hourly, daily, weekly, or monthly (according to your frequency of using the Acrylic Calibration Key). The Calibration key is reusable as many times as you want. NOTE. The Calibration Key only verifies the calibration of your meter and does not actually calibrate the instrument. All of our photometers