Petri Dishes

Petri dishes are essential for growing bacteria.

This sterile liquid nutrient 125 ml agar comes ready to use & with enough agar to cover about ten 100 mm petri dishes. Pour it into a petri dish, swab any surface, and watch bacteria grow in a safe, memorable, and hands-on way!

This high-quality borosilicate glass petri dish is designed for repeated sterilization and reuse.

Growing bacteria is easier than you think. Learning about it is even easier with our bacteria growing kit. Use this kit to explore, experiment, and learn which surfaces in your home & on your body might make you say EWW!

Disposable 90 x 15 mm dishes & covers.

This inoculating needle has a plastic handle with nichrome wire loop to transfer bacteria from a culture to a petri dish.

This 125 ml bottle of sterile liquid tryptic soy agar is ready to use and perfect for growing bacteria with complex nutrient requirements. Simply warm it, pour it into petri dishes, and inoculate it with bacteria!

Disposable 60 x 15 mm dishes & covers. These dishes cannot be heated.

This is the powder form of nutrient agar. Add water and sterilize for a general purpose nutrient agar base. This bottle makes 250 ml of nutrient agar—enough to cover about 20 petri dishes.

Choose from liquid or dehydrated agar in the size you need.