Related Gas Detector
| Model | GD200-C2H4 |
| Gas | Ethylene (C2H4) |
| Range | 0 to 10ppm, 0 to 20ppm, 0 to 50ppm, 0 to 100ppm, 0 to 500ppm, 0 to 1000ppm, 0 to 2000ppm |
| Resolution | 0.001 ppm, 0.01 ppm, 0.1ppm, 1 ppm |
| Accuracy | ≤±3% F.S. |
| Explosion-proof Grade | Ⅱ 2G Ex ia Ⅱ CT4 Ga |
| Certification | CE, ATEX |
Case Study: Custom Ethylene (C2H4) Monitoring Solution for Peach Ripening Research
A graduate researcher at a university in California contacted GasDog for a precise way to monitor Ethylene (C2H4) during a fruit research project. The research team needed to measure the Ethylene concentration produced by peaches inside a small experimental container and use the data to monitor the progress of the experiment.
Challenge
The experimental container was extremely small, measuring only 20×15×30 cm, approximately the size of a lunch box. This created a unique sampling challenge.
If the gas detector continuously drew air directly from such a small container, the gas inside could be quickly depleted, making the measurement unstable and affecting the experimental conditions. The research team therefore needed not only an appropriate Ethylene detector, but also a sampling method suitable for the very small test volume.
Solution
After discussing the experimental requirements with the researcher and the project supervisor, GasDog recommended the GD200-CH4 with a customized sampling approach. Instead of continuously removing gas from the container, GasDog proposed a closed-loop needle-and-tube sampling method.
A sampling tube draws gas from the experimental container into the detector's sensor chamber. After measurement, the gas is returned to the same container, creating a circulation loop.
This approach helps minimize the amount of gas removed from the small experimental environment and allows the Ethylene concentration to be monitored more steadily. The measurement range was also carefully confirmed with the research team before the final configuration was selected.
Result
The researcher and project supervisor were satisfied with the proposed sampling method and selected the GD200-CH4 for their experiment. The solution provided a practical way to continuously monitor Ethylene concentration while maintaining the conditions inside the small experimental container.
The successful project also led to further communication with other university laboratories, with GasDog subsequently providing detection solutions for gases including ammonia, Chlorine and exhaust gases.
Key Takeaway
For laboratory gas detection, the gas detector itself is only part of the solution. When the experimental environment is small or sensitive to gas loss, the sampling method can be equally important for obtaining stable and meaningful measurements.
Looking for an Ethylene gas detection solution? Contact GasDog to discuss your application and find the right portable or fixed gas detection solution.
