Oxygen Products

4401 OXY - Precision Optical Trace Oxygen Measurement System

The new optical precision dissolved oxygen system will provide you with unequaled performance in D.O. measurements.  The 4401 OXY was designed for use in the harshest environments..................

---

PDO₂ Optical Oxygen Sensor

An "industrialized" Oxygen sensor from the company that understands what harsh service really means............