Pen Type Ph Test Meter

Feature: 1.Pen pH meter,With round glass pH electrode 2.With temperature Probe,Automatic temperature compensation 3. 1 to 3 points push-button calibration with auto- buffer recognition (USA and NIST standards). 4. Auto-Hold function freezes stable reading for easy viewing and recording. 5.System menu ,the pH buffer standard, number of calibration points, Manual data lock, 6.Replaceable electrode module reduces maintenance and replacement cost. 7. Waterproof feature to ensure complete protection in harsh environments.
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Product Details

pen type ph test meter

pen type ph test meter

Technological Date 

Model No.

 Pen type pH/Temp pH meter pH-220  ph tester atc

Test range

pH:0.01-14.00 pH, Temp: 0-50℃,32-122F


pH:0.01pH,Temp:0.1 ℃, 1 F


pH:0.01pH , Temp:0.1℃,1F

pH Calibration

25℃  3 points:  4.01  6.86  9.18

Working temperature



1.5Vx4 battery





pen type ph test meter


1.remove  the  protective cap.
2.first rinse the electrode with distilled water, and suck it with filter paper.
3.turn the meter on by pressing the “ON” key.
4.immerse the ph meter electrode in the solution to be tested(can not be over the immersion line )
5.stir gently and wait around 30 seconds till  the reading stabilized.
6.after finished ,clear the electrode with pure water ,turn the meter off  by  pressing the “ON/OFF” key.
7.Always replace the protective cap after use.

pen type ph test meter


Since its establishment, Hangzhou Luheng Biotechnology Co., Ltd. has been aiming to build the first brand in China's water quality testing field, and is eager to contribute to China's environmental protection cause. We pursue the most advanced technology, the best after-sales service, and the most equal cooperation and reciprocity policy. For cooperative merchants, we will establish a reasonable price sales system to ensure profit; responsible for all product after-sales work to save your precious time; through the technical innovation of excellence, to ensure that our product quality is long-term leading products in the market. We sincerely invite interested partners from all industries to join us and create a bright future together.

ADD: Zhejiang Hangzhou Jianggan 4F, Bldg 7, No.63, Jiuhuan Rd, Jiubao Town, Jianggan Dist
TEL: +86-571-85050999
MOBILE: +8613123950066



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