Text: Medsch Technology.
*BOD detector is an instrument used to monitor biological oxygen demand (BOD) in water bodies, and its use skills and precautions are as follows:
Tips: Instrument Preparation: Make sure the instrument has been properly installed and calibrated according to the instructions. At the same time, check whether the instrument is equipped with the necessary accessories, such as samplers, sampling tubes, etc.
Sampling: Use a clean, dry sampler to collect enough sample from the water sample to be tested. Care is taken to ensure that the water sample sampled is representative and that the last used sample does not remain inside the sampler.
Instrument start: Turn on the power switch to start the **BOD detector. The instrument will usually have a self-test process to ensure that everything is functioning properly.
Measurement: The collected sample is introduced into the instrument through a sampling tube. According to the operation steps on the instrument manual, set the relevant parameters, such as measurement time, temperature, etc.
Data Reading: After the instrument starts the measurement, wait for a period of time (usually 24-48 hours) to get an accurate BOD value. Once the measurement is complete, the instrument displays the measurement results.
Precautions: Safe operation: During use, avoid direct contact with the culture medium and reagents** and eyes. When using the instrument, you should wear the corresponding protective equipment to ensure the safety of the laboratory.
Instrument calibration: Regular calibration is an important means to ensure the accuracy of the BOD detector. The operator should record the calibration time and results in a timely manner, and arrange the calibration cycle reasonably.
Instrument maintenance: Clean the instrument in time after use, and carry out necessary maintenance work to maintain the normal operation of the instrument. Protect your instrument from moisture, heat, and chemicals to ensure long-term reliability.
Environmental impact: When performing BOD measurements, it is important to pay attention to the influence of the surrounding environment on the measurement results. Avoid factors such as direct sunlight and temperature fluctuations that may interfere with the accuracy of the assay results.
Data comparison: When determining the BOD values of different samples, it is important to note that differences in samples** and conditions may lead to differences in the assay results. Caution should be exercised when comparing and analyzing data, and interference from other factors should be excluded as much as possible.
Reagent storage: Reagents should be stored according to requirements and used within the specified expiration date. Expired reagents may skew assay results and affect the accuracy of experiments. During use, the expiration date of the reagent should be checked regularly and replaced in time.
In conclusion, proper operation and maintenance of the BOD detector is an important step to ensure the accuracy of water quality monitoring. By fully understanding the equipment, selecting the appropriate detection location, correct calibration, regular maintenance and timely repair, you can ensure the normal operation of the BOD detector and the reliable results.