Petri Dish 90 X 15mm With 3 Vents Lids Crystal Grade Polystyrene, Sterile, Case Of 500

Details:

High quality & sterile- petri dishes are made of virgin crystal grande polystyrene plastic and highly transparent, uniform thickness, bottom flat smooth, no distortion, sterilized by ethylene-oxide gas according to iso 11135 standard, meet reasonable quality standards to ensure quantitative analysis accurate testing, perfect ventilation lid- with 3 vents facilitates air circulation, provides sufficient oxygen and carbon dioxide.