These polystyrene petri dishes and contact dishes are available in different sizes and formats.

Non-vented versions provide decreased evaporation and eliminate gas exchange for anaerobic cultures. Vented versions offer uniform gas exchange and reduced condensation. Heavy versions are designed for high-temperature agars. Specialty versions include square, contact style, graduated grids, and compartment dishes.

• Available with or without vents
• Nonsterile and sterile
• Highly transparent polystyrene construction

Manufactured from highly transparent polystyrene, dishes are heat-resistant up to 60°C for use with hot agar.

Depending on the application, vented or non-vented petri dishes and contact dishes can be selected. If applicable, sterile dishes are also available.

Besides the standard round design, a square-profile petri dish is also available. Special models include petri dishes with two or three compartments and germ count dishes.