Pool Check 3 in 1 Pool & Spa Water Test Strips Temperature-Controlled Sensitive Products Size: 76mm x 55mm (3"

Size: 76mm x 55mm (3" x 2 1/8")

Method A: 0 to 7

briskly to remove excess water

Sold in packs of 100

Packaging:: Bottle of 50

Pool Check 3 in 1 Pool & Spa Water Test Strips Temperature-Controlled Sensitive Products Size: 76mm x 55mm (3"Overview 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