NORTH SPORE 4" Parafilm M Sealing Film & Petri Dish Tape Cloning Gels | Powders | Solutions Dual ball bearings give this

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NORTH SPORE 4" Parafilm M Sealing Film & Petri Dish Tape Cloning Gels | Powders | Solutions Dual ball bearings give thisNORTH SPORE 4" Parafilm M Sealing Film & Petri Dish Tape Dimensions 4" W x 125 ft L Autoclavable? No Parafilm M is a self sealing, semi transparent, flexible, odorless thermoplastic film that provides a waterproof barrier for covering laboratory vessels including petri dishes, jar lids, and more. It is gas permeable with low water permeability and ideal for use in culture applications as it does not affect oxygen or carbon dioxide permeability.