The HORIBA LAQUA series marries advanced technology with stylish design and an easy-to-use touch screen interface. The Horiba LAQUA F-73-S # 3999960012 Benchtop pH / ION Meter Kit was developed as a durable meters offering long term reliability for laboratory professionals. Advanced functionalities and a wide array of electrodes provide high precision measurement with improved response time in a huge variety of applications.