Description
Replacement tool for diaphragms is a dedicated laboratory accessory for exchanging diaphragms on electrochemical sensors used in analytical measurement. Diaphragms form a critical interface on many electrode systems, and controlled replacement is part of routine sensor care in quality control, process analytics and research laboratories. This tool is supplied as 1 pc and has a net weight of 0,041 kg with a gross weight of 0,041 kg, giving a compact, lightweight format for bench-side maintenance kits and instrument service stores. It is associated with electrodes, pH electrodes, conductivity sensors and oxygen sensors, reflecting its role in broader sensor-servicing workflows. Originating from Switzerland, the replacement tool is available from manufacturer Mettler-Toledo OnLine for laboratories that maintain compatible diaphragm assemblies. Clear product identification simplifies ordering and stock management when electrode fleets require scheduled upkeep. The unit supports orderly diaphragm handling during maintenance so sensors can be returned promptly to calibration and measurement duty. Designed as a focused service accessory rather than a complete sensor, it complements established electrode care procedures without adding unnecessary bulk to laboratory inventories.
This article is part of pH electrodes & sensors, in pH & electrochemistry.
Key features
- Pack size: 1 pc
- Product type: Replacement tool for diaphragms
- Country of origin: Switzerland
- Application area: Electrodes, pH, conductivity and oxygen sensors
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Questions about Replacement junction tool
What is this article?
Replacement junction tool is the article on this page. Luminix Health distributes Mettler-Toledo OnLine 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.
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Luminix Health distributes this article from the heart of Europe. Articles in stock ship within 2–5 business days. Standard delivery is free from €250 excl. VAT. Cold-chain goods and dangerous goods under ADR are never included in that free delivery. The terms are in the Shipping Policy. The full brand index is on shop by brand. Who we are is on about us.
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The seven catalogues are Labware, Lab chemicals, Lab instruments, Lab consumables, Chromatography equipment, Lab safety equipment and Life Science & Microbiology.

