petri dish price Brand: WKM Features: These Polypropylene Petri Dishes are clear, unbreakable & autoclavable. These Plastic Petri Dishes moulded in Polypropylene are clear & unbreakable. The moulding material being Polypropylene, these can be repeatedly autoclaved. The ridges on the inner side of the cap prevent the base from sticking to the cap. Best Price, Best Quality, Fast & Free Shipping Part Number: KTN487