Petri Dish Polystyrene

For unimpaired observation of specimen growth with raised straight ridge around top for stable stacking

This dish has three venting ribs on the edge of the dish to prevent condensation build-up

Optically clear dishes are precision-molded from biomedical grade polystyrene so cultures are clearly visible without distortion

Dishes are packaged in heavy-wall polyethylene sleeves

Not for tissue culture application