CNYST Digital NOX Gas Detectors Nitrogen Oxide Detector with Measuring Range 0-250ppm Accuracy ≤±3% F.S. Built-in Micro Sampling Pump Over 100,000 Sets Data Storage Principle Electrochemical Polarimeter It is suitable for many

It is suitable for many occasions

During measurement

The probe in this link is 5 meters long

accurate oscillation speed and small fluctuation

CNYST Heating Magnetic Stirrer Lab Mixer with Hotplate Speed Range 200-1500RPM Brushless Motor Max Temp of Hot Plate 260℃ Max Stirring Capacity 2L(H2O) Hot Plate Φ135mm Knob Magnetic Stirring Bar 30mm Linear Shape Anticlockwise

CNYST Digital NOX Gas Detectors Nitrogen Oxide Detector with Measuring Range 0-250ppm Accuracy ≤±3% F.S. Built-in Micro Sampling Pump Over 100,000 Sets Data Storage Principle Electrochemical Polarimeter It is suitable for manyFeature Detection gas: Nitrogen Oxide; Range: 0 250ppm; Resolution: 0. 01ppm Detection principle: electrochemical principle Built in 3. 7V rechargeable lithium battery, USB interface charging, fast and convenient. Data can be downloaded, printed and stored, data is automatically stored in the instrument, no need to manually record; you can either view the historical data on the instrument or download the data to a computer; Specifications: Gas type: