For the titration of ion concentrations, e.g. salt in food, chloride in drinking water and waste water, ammonia and total nitrogen in waste water as well as surfactants and total hardness. With 5.7'' Touchscreen, 640 x 480 resolution.Scope of supply: Titrator incl. 20 ml burette, stirrer probe, dispenser probe, standard tubing kit, 1 l plastic bottle, GL38 bottle cap with drying tube, computer cable, manual on USB drive, 110-240 V power supply, 9780SC silver billet electrode, 91CBC electrode cable