Quote Originally Posted by t_bodman
cant find kit number - bottles are labeled as DPD reagent R-0001, R-0002 & R-0003
Kit number doesn't matter, the reagents have identified it ....It is a DPD test and not an FAS-DPD test. It can bleach out and show no FC when the chlorine levels are above abot 10 or 15 ppm. You need to dilute the sample and test to get an accurate reading.