Description
Orion™ pH electrode holder is a dedicated sleeve holder designed for secure storage of pH electrodes in the laboratory and in the field. This meter accessory holds one pH electrode inside the matching pH electrode storage sleeve (Cat. No. 810017) and can be attached to either side of the meter armor, keeping the sensor protected yet ready for the next measurement. It is intended for use with the protective sleeve for portable meters, so electrodes remain safely housed during transport, short-term parking between samples, or overnight storage without risk of tip damage or drying out. The compact holder integrates cleanly with portable Orion meter setups and supports orderly electrode handling on the bench. Supplied as a single piece from manufacturer Thermo Scientific, the unit is a practical accessory for any workflow that relies on consistent pH electrode care. Ideal for quality-control, environmental, and research laboratories that need reliable electrode storage linked directly to portable meter armor systems.
This article is part of pH electrodes & sensors, in pH & electrochemistry.
Key features
- Pack size: 1 pc
- Brand: Orion™
- Type: Meter accessory
- Capacity: Holds one pH electrode in sleeve (Cat. No. 810017)
- Attachment: Either side of the meter armor
- For use with: Protective sleeve for portable meters
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Questions about Orion™ Star A Series Portable Meter pH Electrode Holder pH Electrode
What is this article?
Orion™ Star A Series Portable Meter pH Electrode Holder pH Electrode is the article on this page. Luminix Health distributes Thermo Scientific - Equipment LED for laboratory use. It sits in pH electrodes & sensors, inside pH & electrochemistry, in Lab instruments.
A pH electrode is a glass membrane and a reference. It is a consumable: the glass ages, the junction clogs, and the reading drifts. A refillable electrode and a gel electrode differ in how they are maintained. The connector has to match the meter. The electrode, not the meter, is usually what is wrong.
A pH meter is a voltmeter on a glass electrode. The voltage tracks hydrogen-ion activity, and the electrode is converted to pH only after it is adjusted with buffers of known value. Conductivity measures how well a solution carries a current, which for dilute salts tracks concentration. Dissolved oxygen and titration are further electrodes on the same idea: a sensor, a standard, and a reading that is only as fresh as the calibration. Buffer values and chemical identity sit on PubChem. Accreditation of the calibration laboratory is the field of BELAC and EURAMET.
Which category should I open next?
The category is pH & electrochemistry. The sub-category is pH electrodes & sensors. The catalogue is Lab instruments.
Shelves beside this one are pH meters, Conductivity meters & cells, Dissolved oxygen & multiparameter meters, Titrators & electrochemistry systems and pH & electrochemistry accessories.
What should I check before I order?
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The seven catalogues are Labware, Lab chemicals, Lab instruments, Lab consumables, Chromatography equipment, Lab safety equipment and Life Science & Microbiology.

