Pipette calibration is a critical process in ensuring the accuracy and precision of liquid measurements in the laboratory. However, the calibration process can be affected by various factors, including the cleanliness of the pipette parts. Before calibration, it is important to clean the pipette parts thoroughly to ensure that the pipette is free from any contaminants that could affect its accuracy.
Cleaning the pipette parts involves disassembling the pipette and washing each part separately. The washing process should be done with a suitable cleaning agent, such as ethanol alcohol, RNA, or DNA remover. It is important to rinse the parts thoroughly to remove any residue left by the cleaning agent. After rinsing, the parts should be dried using a lint-free cloth or air-dried.
The cleaning process should be done carefully to avoid damaging the pipette parts, which can affect the calibration process. Any scratches or dents on the pipette parts can affect the surface tension of the liquid being dispensed, leading to inaccurate volume measurements.
In addition to cleaning the pipette parts, it is important to ensure that the pipette is assembled correctly before calibration. Any misalignment or incorrect assembly of the pipette parts can affect the calibration process and lead to errors in the volume measurements.
Overall, cleaning the pipette parts before calibration is a crucial step in ensuring accurate and reliable results. Proper cleaning and assembly of the pipette parts can help to eliminate factors that could affect the accuracy of the calibration process and ensure that the pipette is functioning correctly.