copy of pH-mètre portable ST20 1-14 / 0,01
Par un écrivain mystérieux
Description
CG-1873-20 - PH METER, PEN METER, DIGITAL, RESOLUTION 0.01 PH, ST20, OHAUS- Chemglass Life Sciences
JosLiki Digital PH Meter, PH Meter 0.01 PH High Accuracy Water Quality Tester with 0-14 PH Measurement Range for Household Drinking, Pool and Aquarium
【Quick and Accurate】: Remove the protective cover, immerse the electrode of the pH tester in the solution, press the measurement button, and the
PH Meter, Tuefuzy 0.01High Accuracy Digital PH Water Tester, Measuring Range 0-14pH, PH Tester Pen with ATC, Suitable for Drinking Water, Liquid Food
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【BEFORE USE】: Put the included potassium chloride powder into 20ml of pure water and mix well. Then put the probe into the solution for 24 hours, take
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pH Electrode with Storage Solution – Vinmetrica – Sulfite (SO2), Malic, Alcohol & pH/TA tests for Wine, Beer & Kombucha.
【BEFORE USE】: Put the included potassium chloride powder into 20ml of pure water and mix well. Then put the probe into the solution for 24 hours, take
Dr.meter pH Meter, Upgraded 0.01 Resolution High Accuracy PH Tester with Backlit Two-Color LCD Display and ATC, 0-14pH Measurement Range with Data
One-hand pH/°F measuring instrument, pH1 probe head for liquids, storage cap with gel, calibration dosing bottles 250 ml pH 4+7, TopSafe, belt/wall
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JosLiki Digital PH Meter, PH Meter 0.01 PH High Accuracy Water Quality Tester with 0-14 PH Measurement Range for Household Drinking, Pool and Aquarium
SevenCompact™ pH/Ion Meters, S220, METTLER TOLEDO®
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