Secure, tight-fitting lid helps to prevent dehydration
Available with or without absorbant pads Sterilized Petri Dishes 47mm dishes can be used with solid agar medium or add absorbent pads for liquid medium Molded polystyrene Sterilized Pad Dishes Preloaded 47mm dishes with sterilized absorbent pads Minimize contamination Pure cellulose pad Extended 3-year shelf-life