Shop All pH Electrodes

Orion™ 8103BNUWP ROSS Ultra™ pH Electrode (Thermo Scientific™)

Obtain precise pH determinations in micro volume samples with this general purpose, semi-micro tipped combination electrode with top-performance glass body.

Orion™ Model 91-72 Sure-Flow pH Electrode (Thermo Scientific™)

The Thermo Scienitfic™ Orion Model 91-72 Sure-Flow pH Electrode is a chemical resistant glass body combination electrode for clog-free measurements of soil, sludge, colloids, and viscous material.

Orion™ 8165BNWP ROSS™ Sure-Flow™ pH Electrode (Thermo Scientific™)

Ideal for meaurement in thick or viscous samples, but compatible with all sample types. 

Orion™ 9810BN Micro pH Electrode (Thermo Scientific™)

Measure pH as low as 0.5μL samples in gels or micro containers with this small-tipped glass combination electrode for pH measurements in micro volume samples.

Orion™ 8115BNUWP ROSS Ultra™ Electrode (Thermo Scientific™)

Measure pH in micro volume aqueous solutions with the durable Thermo Scientific™ Orion™ 8115BNUWP ROSS Ultra™ Electrode.

Orion™ 9156BNWP Combination pH Electrode (Thermo Scientific™)

Perform routine pH measurements under rugged conditions using the Thermo Scientific™ Orion™ 9156BNWP Combination pH Electrode.

Orion™ 9104BNWP Combination pH Electrode (Thermo Scientific™)

Carry out everyday lab work with this durable electrode, which includes silver/silver chloride references widely used because of their accuracy and broad temperature range.

Orion™ 8104BN ROSS™ Combination Rugged Bulb pH Electrode (Thermo Scientific™)

Results three to five times more precise than those obtained with conventional electrodes.

Orion™ 8104BNUWP ROSS Ultra™ pH Electrode (Thermo Scientific™)

Obtain precise pH determinations and a toughened bulb for rugged lab use with the Thermo Scientific™ Orion™ 8104BNUWP ROSS Ultra™ pH Electrode.