Description
SG98-FK2 SevenGo Duo Pro™ pH/Ion/RDO is a complete field kit for dual-channel pH/ion and optical dissolved oxygen (RDO®) measurement, supplied with a protective field case and 2 m cable length. The kit includes InLab® Expert Pro-ISM and InLab® OptiOx electrodes so pH or ion-selective signals and optical DO can be run together on the SevenGo Duo Pro™ platform during outdoor sampling and mobile QC. Extended 2 m cabling improves reach at tanks, wells, and process points, while the field case organises meter and sensors for transport between sites. Offered as one set with a net weight of 2,462 kg, the package is aimed at environmental monitoring, water treatment checks, and other on-site electrochemistry tasks that demand robust multi-parameter capability. This SG98-FK2 field kit from manufacturer Mettler-Toledo OnLine belongs to the professional SevenGo Duo Pro™ range of portable electrochemical instruments. Combining matched InLab® sensors, longer cables, and a dedicated field case reduces setup friction in the field and supports consistent pH/ion and RDO® measurement practice away from the bench.
This article is part of pH meters, in pH & electrochemistry.
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Questions about SevenGo Duo pH/Ion/DO meter SG98-FK2-Kit
What is this article?
SevenGo Duo pH/Ion/DO meter SG98-FK2-Kit is the article on this page. Luminix Health distributes Mettler-Toledo OnLine for laboratory use. It sits in pH meters, inside pH & electrochemistry, in Lab instruments.
A pH meter reads the electrode and displays pH, after calibration with at least two buffers. A meter that cannot be calibrated is a voltmeter. Resolution to 0.001 is not the same as accuracy. Portable and benchtop meters differ in the electrodes they accept and in the data they store.
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 meters. The catalogue is Lab instruments.
Shelves beside this one are pH electrodes & sensors, Conductivity meters & cells, Dissolved oxygen & multiparameter meters, Titrators & electrochemistry systems and pH & electrochemistry accessories.
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When this page shows a safety data sheet, use that manufacturer file. Hazard text does not belong in the sales description. For a pack size, a grade or a certificate that is not on the page, send a quote request or contact the team.
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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.

