⭕ The DL50 Graphix is a versatile potentiometric titrator in like-new cosmetic condition. Was bought new and the unit is under 17 months old. Return policy accepted within 20 days and collection locally/shipping. It is suitable for endpoint, equivalence point, pH stat, redox, pH, ISE, complexometric, precipitation and photometric titrations. An online titration curve allows for visual confirmation. Automatically calculates results with variable units. The titrator includes pictogram keys for the most commonly used auxiliary functions and a built-in database for titrant and sensor selection. A separate external keyboard for convenient entry of alphanumerics can be attached. Supplied with four pre-programmed Mettler Toledo methods with the ability to store an additional 50 user methods. With the built-in Learn Titration function, the instrument suggests the optimum titration parameters. The easy to use LabX light software is included for your convenience. Control, monitor and manage the titration from a PC. Use LabX light to manage and edit methods, re-evaluate results and perform statistical evaluations.