Complete FAS-DPD Chlorine Testing Kit

Recommended for use by Health Department officials, pool operators and pool service professionals who are concerned about water balance. Uses comparator 9058 sanitizer tests; these tests improve accuracy and eliminate color matching problems and Free & Combined Chlorine, 1 drop = 0.2 or 0.5 ppm The FAS-DPD kit measures: pH 7.0-8.0 Acid and base demand Total alkalinity Calcium hardness Cyanuric acid