1. This product was added to our catalog on Wednesday 10 May, 2017.

    HI-7021M ORP test solution, 240mV, 230 mL bottle

    Price:  £20.60


  2. HI-7021L 240 mV @ 25°C ORP Test Solution (500 mL)

    HI-7021L is an ORP test solution designed for testing the precision of ORP Platinum and Gold electrodes within +/- 50 mV of 240 mV @ 25 C.

    By simply immersing the ORP electrode in the test solution, users can quickly see if the electrode is reading accurately within the specified range. Using this as a diagnostic tool, users can clean and condition ORP electrodes, if necessary, to achieve correct measurements.

    Each bottle has a Lot number and expiry date clearly listed.

    All bottles have an air tight, tamper-proof seal to maintain the quality of the solution.

    *A Certificate of Analysis is available on request.

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