Description
Replacement KCl solution, 3 mol, is a ready-to-use potassium chloride electrolyte intended for laboratory pH and related electrode systems. Supplied in a 250 ml pack, this 3 mol solution supports correct filling and refill of electrodes that require KCl as the reference electrolyte. It is suited to routine maintenance of pH electrodes as well as work alongside conductivity and oxygen sensors where compatible KCl media are specified. Keeping the internal electrolyte at the stated molarity helps preserve stable junction behaviour and reliable potential response during measurement and storage. The solution is offered as a single-piece laboratory unit from manufacturer Windaus and fits standard electrode care workflows in analytical, teaching, and quality-control laboratories. Use it to top up or replace depleted fill solution according to the electrode manufacturer’s instructions, ensuring electrodes remain upright and immersed in suitable electrolyte when not in service. Clear concentration labelling (3 mol) and a practical 250 ml volume make the product convenient for bench-side refill and for stocking electrode storage vessels that hold 3 mol KCl.
This article is part of pH electrodes & sensors, in pH & electrochemistry.
Key features
- Pack size: 1 pc
- Product type: Replacement KCl solution
- Concentration: 3 mol
- Volume: 250 ml
- Compatible use: Electrodes, conductivity and oxygen sensors
- Technical Information Sheet:
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Questions about Spare KCl solution, 3 mol, 250 ml
What is this article?
Spare KCl solution, 3 mol, 250 ml is the article on this page. Luminix Health distributes Windaus 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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The seven catalogues are Labware, Lab chemicals, Lab instruments, Lab consumables, Chromatography equipment, Lab safety equipment and Life Science & Microbiology.