Activate Bleach Test Strips, An easy-to-use 30-second dip-test for testing higher levels of hypochlorite bleach disinfectant solutions for efficacy, Each

Details:

Safely checks the strength of diluted bleach in 30 secondsMeasures ppm of available chlorine for disinfecting purposesRanges: 0; 1000; 2500; 5000; 7500; and 10000 ppmDesiccant-lined vial helps keep strips fresh 50 Strips per vial