The 59-Series pH Electrode is a premium, laboratory electrode offering excellent performance for many water applications. With it's refillable, sleeve type reference, the user can control when and how the reference is flushed or refreshed.

Features:

Glass body with standard 12mm diameter and 120mm length. Removable guard for sensor protection.

• Refillable and flushable reference only available as double junction
• Sleeve-type junction for better control and performance
• Suitable for all general purpose and advanced applications