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Digital Portable Ozone Tester in Air for Laboratory

This digital portable ozone tester in air is designed for laboratory. It is a good tool for experiment use.

  • QL-800-O3
  • 10
  • 1 year
  • T/T, Alipay, West Union, Paypal in advance


The laboratory needs a variety of testing tools.

This portable device that detects ozone concentrations in the air will be of great help when it comes to ozone-related tests.

The range can be customized to suit different measurement accuracy requirements.


  • Rough surface for increased grip

  • High precision electro chemical sensors

  • USB high speed data transmission

  • Multiple enviromental information display

  • Explosion-prevent conformity cerification, Exia II CT4

  • Long service life

  • LCD matrix display technology

  • Inner suction pump





Gas detected Ozone Recovery time ≤10 s
Detection Principle Electrochemical principle Linearity error ≤±1%
Sampling method Pump suction type Display Digital LCD backlit display
Measuring Range 0-100 ppm Gas unit Multiple gas units to switch the display
Resolution 0.01 ppm Humidity 0-95% RH
Precision 2% FS Protection level IP66
Response time ≤10 s Operating time 100 h
Repeatability ≤±1% Weight

300 g

Zero shift ≤±1% (FS/year) Explosion-protect Exib II CT4
Operating language CN/EN Alarm mode Sound, light, vibration
Temperature -40 °C-70 °C Dimension 205*75*32 mm






Q: Are you manufacturer or trader?

A: We're professional manufacturer focus on ozone equipment, located in Baiyun District, Guangzhou, China. Welcome to visit us.

Q: What's the warranty?

A: Warranty is 12 months, life time technical support. If any quality problem occur during this period, which due to our responsibility, we'll take care of it, or send more new spare parts to replace.

Q: What'the MOQ?

A: One piece each model.

Q: Can I buy a sample for test purpose, then if it's ok, I'll buy more?

A: Yes, you can.

Q: Can we print our logo and have our own package

A: Yes, you can, OEM&ODM orders are acceptable.

Q: Is there any discount?

A: Of course, more quantities, more discount.

Q: Can I get a catalog?

A: Yes, you can download on our website.

Q: How is the quality?

A: All the materials used for our products are strictly chosen by QA, finishings are checked carefully by QC. Every machine will be strictly tested and aged for several days before delivery.

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Guangzhou Qili Environmental Equipment Co., Ltd.
A high-tech enterprise dedicated to research, development, design, production and sales of ozone equipment. 


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