Pyrex 3160-152 Brand 3160 Petri Dish; 150 x 20 mm, Pack of 12

These flat, clear culture dishes will withstand repeated sterilization or dry). the edges are beaded to provide greater mechanical strength. The bead also provides equal spacing from the walls of the bottom and cover, reducing the capillary action of condensed moisture on the sides. These dishes are not affected chemically or thermally by any of the methods commonly employed in laboratories where sterilization is a major factor in routine or in specialized work. The covered dish is not Airtight. The tops are marked in Blue enamel and the bottoms in white enamel to make sorting easier. Bottoms also have a triangular, enamel reference point for serial dilutions. Dishes withstand repeated wet or dry sterilization easy sorting-tops marked in Blue, bottoms marked in white.