Petri dish is a kind of laboratory utensils. The glass petri dishes can be reused after sterilization (such as drying and heating sterilization at 160°C with high pressure or hot air sterilizer). The petri dish needs to be inverted during culture to reduce the risk of particles in the air settling on the sample, and to prevent water vapor from accumulating in the sample, and any conditions that are sufficient to harm or interfere with the culture.
Cleaning Steps: (glass petri dishes can be reused)
1. Soak: New or used glassware should first be soaked in water to soften and dissolve the attachment.
2. Scrub: Place the soaked glassware in detergent water and scrub repeatedly with a soft brush.
3. Dipping: Dipping is to soak the above utensils in the cleaning solution.
4. Rinse: After scrubbing and pickling, utensils must be thoroughly rinsed with water.