- Broad-range test strips handle high-level available chlorine testing up to 10,000 ppm
These strips are perfect for testing the available chlorine in bleach solutions—great for conformance to CDC surface disinfection recommendations. Check available chlorine at 0, 1000, 2500, 5000, 7500, and 10,000 ppm. Each test takes approximately 30 seconds. Packaged in a vial of 50 strips. Each vial is lined with desiccant to maintain freshness.