The Insta-TEST Peroxide (Biguanide Shock) strip measures Peroxide levels from 0 to 90 ppm. This test strip is a dip-n-read strip with results in 10 seconds.
The Insta-TEST Peroxide (Biguanide Shock) strip measures Peroxide levels from 0 to 90 ppm. This test strip is a dip-n-read strip with results in 10 seconds.