Lamotte P-6740-g Dpd 1a Free Chlorine Reagent 30 Ml Free Lamotte P-6741-G Dpd 1B Free Chlorine Reagent, 30 Ml Lamotte P-6740-g Dpd 1a Free Chlorine Reagent 30 Ml Test Lamotte Chlorine DPD 1A 30ML | P-6740-G | Pool Supply Unlimited LAMOTTE DPD 1A Free Chlorine Reagent 30 Ml - The Products Edge LaMotte P-6740-G-12 DPD 1A Free Chlorine Liquid Reagent, 30 ml, 12-pack. With the ability to be used with existing chlorine comparators or colorimeters, the liquid reagent measures free chlorine. Overview The ColorQ DPD 1A reagent is used to measure Free Chlorine along with the DPD 1B from 0 to 10 ppm on the ColorQ photometer. The 30 mL size bottle can measure 144 tests with only using 5 drops per tests
