TEMANY Advanced Portable PH MeterThis PH meter is affordable and useful for those who need a PH tester for more accuracy for household and laboratory use, it's not only ideal for household or laboratory use, also suitable for testing pH balance of drinking water, pool, aquarium, food Project, RO system, Spa, or hydroponics. Specifications:● Model: PH-009●Measure Range:0.1pH-14. 0pH●Resolution:0.1ph●Accuracy:+/-0.1ph●Operating temperature:32℉--122℉(0℃--50℃)●Calibration:Two points automatic calibration●Dimension:6.9inch*2.8inch*1.2inch●Weight:140gHOW TO USE.1. Remove the protective cap.2. Turn the meter on by pressing the ON/OFF button.3. Immerse it in the solution to be tested without exceeding the maximum immersing level.4. Stir gently and wait minitues for the reading to stabilize.5. After use, rinse the electrode with distilled water to minimize contamination and replace the protective cap.HOW TO CALIBRATE1. Immerse the electrode in pH 6.86 standard buffer solution with of phosphate.2. Turn on the meter, adjust the trimmer with the provided screwdriver until the meter reading shows number 6.8.3. Rinse the electrode with distilled water, and make it dry with a cotton cloth.4. Immerse the electrode in pH 4.01 standard buffer solution of borax.5. Wait for the reading to stabilize until the display shows number 4.0.Package Contents:.1 × pH Meter1 × Calibration screwdriver2 × pH buffer powder (for calibration) 1 × User manual1 x Package Box
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