Petri dishes with an 18 mm hole at the bottom for cover glass assembly (box of 200pcs), $139.76 per box.

(Catalog Number: PDH00002-200)

Our 35 mm Petri dishes have an 18 mm hole for the flexibility of assembling cover glass. Each item contains 1 box of 200 dishes. The dishes were packed in 20 sleeves of 10 dishes each. These dishes are clean but non-sterile.