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    Converting reference electrode potentials
    15.06.2026

    Converting reference electrode potentials

    News

    With our soil Redox probes the potential difference is measured between an inert measuring electrode and an integrated or external reference electrode (REF-12-0-A). The potential difference arises from the electron exchange between the redox pairs in the sample (soil, sediment, solution, etc.) and the inert measuring electrode, which is made of platinum in the SWAP […]

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    Data logger for SWAP instruments digital (SDI-12) soil Redox probes
    15.06.2026

    Data logger for SWAP instruments digital (SDI-12) soil Redox probes

    News

    We have launched a 1-channel data logger, called SWAPlog. It is a standalone ORP and temperature data logger for digital (SDI-12) SWAP probes. It can be connected to the SWAP soil Redox probes ORP-30-1-D, ORP-40-4-D or ORP-80-4-D. It is Plug and play. No programming required. This competitively priced data logger with low energy consumption has an integrated solar panel […]

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    FCC approved: SDI-12 soil Redox probes and SWI
    29.03.2024

    FCC approved: SDI-12 soil Redox probes and SWI

    News, Uncategorized
    We are very proud to announce that our SDI-12 (digital) soil Redox probes (D type) and our SWAP Wireless Interface (SWI) passed the FCC tests. These products are now also available in North America. The FCC logo or the FCC mark is a mark employed on electronic products manufactured or sold in the United States which indicates that the [...]

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    Redox measurements in a drinking water infiltration pond
    12.03.2024

    Redox measurements in a drinking water infiltration pond

    News

    Water is the basis of life. It is essential for all living organisms, food production and economic development. The availability of sufficient clean water is a global priority. One of our customers is KWR. They generate knowledge to enable the water sector to operate water-wisely. Their scientific findings, and the resulting practical innovations, contribute to […]

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    Improved reference electrode
    21.02.2024

    Improved reference electrode

    News

    In order to perform ORP (Redox) measurements, a Redox electrode must be used in combination with a reference electrode. We offer both integrated and external soil reference electrodes for ORP measurements. See REF-12-0-A – SWAP instruments for additional information. Our reference electrode is a double junction 3 M KCl gel Ag|AgCl reference electrode. Reference electrodes […]

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    Redox measurements in paddy soils in South Korea
    08.11.2023

    Redox measurements in paddy soils in South Korea

    Uncategorized

    The company C&H is our highly experienced and valued distributor in South Korea (www.candh.co.kr). They are specialized in environmental and agrological monitoring equipment. Last summer and autumn, they supported a scientific study in which the Redox potential in paddy soils (rice fields) was measured with our soil Redox probes (Redox probes – SWAP instruments). When […]

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    Instructional videos
    26.09.2023

    Instructional videos

    instructional, instruments, news, probes, redox, soil, SWAP, videos News
    We are currently recording instructional videos in which we present our products and explain how to perform maintenance. The first 3 instructional videos are now available on our website. These videos give information about:          1. The 2 handheld ORP meters that we offer.          2. Refilling the reference [...]

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    Our one year anniversary
    04.04.2022

    Our one year anniversary

    instruments, news, probes, redox, soil, SWAP News

    In November 2021, it was one year ago that our website went online. This was a nice occasion to look back at what we have achieved during our first year at SWAP instruments. The interest in our products was beyond expectation. Especially our custom-made probes are in high demand (55 % of all our probes […]

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    Shipping now!
    23.02.2021

    Shipping now!

    News

    Our robust soil Redox probes are used worldwide by soil researchers, archaeologists, environmentalists and farmers to perform high-quality ORP measurements. Here we are preparing shipment of various probes to Suriname, Canada and China.  Feel free to contact us at info@swapinstruments.com, if you would like to receive information about our products.  

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    Distributorship agreements with China and South Korea
    19.02.2021

    Distributorship agreements with China and South Korea

    News

    We are very pleased that we have signed distributorship agreements with Eco-mind in China and C&H in South-Korea. They will promote, sell and provide after sale services for all SWAP instruments products in their territories. Looking forward to a fruitful cooperation with our enthusiastic partners. Have a look at 北京力科惠泽科技有限公司 (eco-mind.cn) and http://www.candh.co.kr/ for more information.

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    Recent posts

    • Converting reference electrode potentials
      Converting reference electrode potentials15.06.2026
    • Data logger for SWAP instruments digital (SDI-12) soil Redox probes
      Data logger for SWAP instruments digital (SDI-12) soil Redox probes15.06.2026
    • FCC approved: SDI-12 soil Redox probes and SWI
      FCC approved: SDI-12 soil Redox probes and SWI29.03.2024
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