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Sigma-Aldrich® micro pH combination electrode, glass body

BNC Connector, electrode L 132 mm


Quality Level

electrode L

132 mm

stem O.D.

4 mm

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General description

Designed with a Refillable Ag/AgCl reference half cell. These electrodes feature ultra thin insertion stems and miniature pH bulbs for measurement of the smallest of samples. Depends on the length, the extra long insertion stem allows this combination electrode to measure samples upto the bottom of 7 in. long NMR tubes.

Sturdy and versatile probe for measuring small samples in cuvets and small lab glassware 0-14 pH.

Attention: These electrodes come with a little white plastic transport cap attached to the end, please remove before use.

Temperature Range:
  • -5 to 100°C (for continuous use)
  • -5 to 110°C (for intermittent use)


Help in selecting the correct electrode can be viewed at Electrode Selection Guide
Hints on Electrode Maintenance

Legal Information

Sigma-Aldrich is a registered trademark of Sigma-Aldrich Co. LLC

Certificate of Analysis

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Certificate of Origin

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