Activate High-level Chlorine Test Strips allow a higher and broader range test for available chlorine, with results in just 30 seconds.
- Safety checks the strength of diluted bleach in 30 seconds
- Measures PPM of available chlorine for disinfecting purposes
- Ranges: 0; 1,000; 2,500; 5,000; 7,500; 10,000
- Desiccant-lined vial helps keep strips fresh
- Ergonomically designed snap closure