Bestway / Strisce reattive per piscine e spa

Pool & Spa 58142 Bestway test strips. Strips for quick determination of the chemical parameters of pool water. Ranges: free chlorine from 0 to 10 ppm; alkalinity from 0 to 240 ppm; pH from 6.2 to 8.4. Method of application: Completely immerse the strip in water and immediately pull it out; Hold for 15 seconds (do not shake off the water from the strip); Compare the metrics with the color chart on the label. The kit is designed for 50 tests.