Insta-Test 3/4/5 Plus: 50 Pool & Spa Test Strips LaMotte Dip & Read Insta Test
All it takes is a two second dip and a quick shake for instant results. Insta-Test 4: Bromine, Alkalinity, pH and Total Hardness. Insta-Test 5: Bromine, Total Chlorine, Alkalinity, pH and Total Hardness.