A portable instrument with laboratory accuracy, for determining chlorine by the approved EPA method. Simple, push-button operation, on-screen instructions and the Powder Pop Dispenser for reagent packaging make the instrument extremely easy to use. The Powder Pop Dispenser delivers a precise dose of DPD reagent directly to your sample with the push of a button. No foil pouches to tear open and no mess to leave behind. The Powder Pop Dispenser includes enough reagent for 400 tests. Available for testing free or total chlorine. Range 0-6.00 ppm. with resolution of 0.01. Packaged in a self-contained rugged carrying case with everything needed for the test.