Chlorine dioxide test strip is used to test water quality without the use of field kits or reagents
0 to 500 ppm range
Vial include 50 test strips for testing chlorine dioxide, THIS TEST WILL NOT WORK FOR TESTING POOLS!
Desiccant vial with flip-top lid preserves freshness of strips
New and improved packaging - each bottle now has the lot number and expiry date printed on it to ensure compliance with the most stringent requirements