Insta-Test Strips are an unbeatable test system. They are accurate, reliable and easy-to-read. New one-dip formula; read instantly!
TESTS: Cyanuric Acid (0, 40, 100, 150, 250 ppm), Free Chlorine (0, 0.50, 1.0, 3.0, 5.0, 10 ppm), Total Chlorine (0, 0.50, 1.0, 3.0, 5.0, 10 ppm), Bromine (0, 1, 2, 6, 10, 20 ppm), Alkalinity (0, 40, 80, 120, 180, 240 ppm), pH (6.2, 6.8, 7.2, 7.8, 8.4) and Total Hardness (50, 100, 250, 450, 800 ppm) in just 2 seconds.
Designed specifically for on-site use by service pros. Instructions provided are in English, Spanish and French.