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
Swirl-n-read strip with instant results
Details: 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.
