Lamotte R-2056 Color-Q Pro 7 Test Reagent Refill Kit Color-Q Pro 7 test reagent refill kit Includes one 30 ml bottle of DPD 1A liquid reagent for free chlorine, DPD 1B liquid reagent for free chlorine DPD 3 liquid reagent for total chlorine, pH liquid reagent for pH ALK liquid reagent for total alkalinity, CH2 liquid reagent for calcium hardness Also includes CH1 liquid reagent for calcium hardness, CYA TesTabs for Cyanuric Acid and 5 ml Color 6 Test Tube