Sterile and made of polystyrene. Accommodates deeper fills for longer culture periods. Used for fungal cultures, plant propagation. Has three venting ribs into the underside of the lid to prevent condensation build-up.- Petri Dish, 10 x 35mm, 20/slv, 25 slv/cs 14-21 Days
WASHING INSTRUCTIONS:
Machine wash separately in cold water on a gentle cycle. Tumble dry separately on low heat. Add QE Home Wool Dryer Balls to reduce wrinkles and increases drying efficiency. Touch up with a low heat iron as needed. Do not bleach or dry clean.