How to Sterilize Petri Dishes

By Travis Wampler
Petri dishes
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Petri dishes are a common item found in both professional and educational science labs. Unfortunately, budget restrictions force companies and educational establishments, such as high school and college biology labs, to reuse the Petri dishes. The disadvantage of reusing Petri dishes is the increased ability to contaminate your current experiment's culture with remnants from the previous experiment. However, there are various sterilization methods available depending on if your Petri dishes are glass of plastic.

Sterilizing Glass Petri Dishes

Sterilizing Plastic Petri Dishes

About the Author

Travis Wampler began his writing career along America's forgotten highway, Route 66. His research received awards from the Association of American Geographers. Wampler has written comprehensive plans and grants for city planning departments and agencies. He holds a Bachelor of Science in geography from Southwest Missouri State University and a master's degree in information systems from the University of Phoenix.