Ozone tester features:
1) Use: test ozone concentration in air
2) Testing method: break off two ends of testing
CFQC-1 ozone tester:
1) Use: test ozone concentration in air2) Testing method: break off two ends of testing tube, and insert it into air sampler as per the direction on the figure. Draw out 100ml of tested air including ozone with the sampler, enabling the blue cotton soaked with chemical medicine in the testing tube, which is oxygenize by ozone, being changed to be white, and the ozone concentration in air can decided from reading scale of testing tube by the whiten length.