Pool Check 3 in 1 Pool & Spa Water Test Strips Options:Pool Check 3in1 - Bottle of 50 test strips 7") and carries temperatures in

7") and carries temperatures in both Centigrade and Fahrenheit on the scale

Designed to occur only after cans have been exposed to steam in batch processing retorts for the appropriate time

and they're also great value

Cannery Checks are manufactured in accordance with FDA QSR and ISO 9002 in an FDA Quality Systems Registered facility

Pool Check 3 in 1 Pool & Spa Water Test Strips Options:Pool Check 3in1 - Bottle of 50 test strips 7") and carries temperatures inOverview Pool Check 3in1 offers the user more than just another test strip; it offers accurate results that you can rely on. Pool Check 3in1 has been specially designed to work in both pools & spas, both chlorine systems & bromine systems. Economically priced, Pool Check 3in1 is the ideal choice for the average pool or spa owner. Parameters & Detection Ranges Free Chlorine: 0, 0. 5, 1, 3, 5, 10, 20 ppm Bromine: 0, 1, 2, 6, 10, 20, 40 ppm Total