main
Instrument and meter
RIKEN Gas Detector Sampling Probe
YSI 5908 Dissolved Oxygen Probe Membrane Module from the United States
American AII oxygen sensor PSR-12-333
GE Oxygen Sensor OX-2 PPM SENSOR from the United States
ATI A23-14 Ozone Calibration Gas Generator from the United States
Meisi An AF5000 Sound and Light Alarm
Successful operation!