The Thermo Fisher Scientific ORION 9110DJWP is a high-performance pH electrode designed for precision and reliability. Featuring a semi-micro glass body, this refillable electrode is perfect for a variety of applications, including laboratory and field use. Its double junction design minimizes contamination and ensures accurate readings, while the robust construction provides durability. Ideal for measuring pH in small sample volumes, this electrode is a must-have for any serious scientist or researcher looking to achieve consistent results. Experience the quality and innovation that Thermo Fisher is known for with this exceptional pH electrode.