The Insta-Test 3 measures Free Chlorine 0-10 ppm (or Bromine 0-20 ppm), pH 6.2-8.4 and Total Alkalinity 0-240 ppm.

This test strip is a swirl-n-read strip with instant results.  The Insta-Test 3 strip is perfect for basic water testing of the most important test factors.

50 strips per bottle.

Used with:

 Master Clear Salt Systems

Standard granulated chlorine systems

Chlorine or Bromine systems using the Nature 2 cartridge

Chlorine or Bromine systems using the Eco Pur cartridge