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Pen type ph meter w/ temperature + 2 buffer solutions
We are a professional supplier on laboratory products based in Hong Kong . Our products are mainly export to Western Europe, United States and Australia etc., I am confident that you would be happy with our service and product's quality.
We supply a wide range of laboratory products, Our products are with CE approval, and our factory is certificated by UNI EN ISO9001-2000 to assure all of our products and services are in international standard
High Accuracy Pen Type pH Meter, with Temperature Display (PH-0093)
Batteries : 1.5V x 4 (provided)
1. Remove the protective cap
2. First rinse the electrode with distilled water, and suck it with filter paper.
3. Turn on pH by "ON-OFF" switch located on top of the battery case.
4. Immerse the pH meter electrode in solution up to the immersion level. Under no circumstances immerse above display level.
5. Stir gently and wait for the reading to stabilize.
6. After use, Switch off it, Use the distilled water clean the electrode and replace the protective cap.
1. Immerse the electrode in pH 6.86 (under the temperature of 25C) standard buffer solution of phosphate, and gently shake the electrode.
2. Regulate the trimmer with a screwdriver until the buffer solution value corresponding to the measurement temperature is obtained.
3. Immerse the electrode in pH4.01 or pH9.18 the standard buffer solution of borax.
4. After about one minute, until the buffer solution value corresponding to the measurement temperature is obtained.
