Still Air Box Mushroom Growing Chamber with Gasketed Lid, 22.5 x 16 x 12.75 inch Stock Type_Stocked Pack of 10 natural bark

Pack of 10 natural bark cork stoppers in Size 13 measures 24mm in length for sealing laboratory vessels and chemistry apparatus

demonstrating selective molecular transport during osmosis and diffusion investigations

and twist ties in one package

kept on hand to keep electrostatic generators running once the originals stretch out of tolerance

Still Air Box Mushroom Growing Chamber with Gasketed Lid, 22.5 x 16 x 12.75 inch Stock Type_Stocked Pack of 10 natural barkStill air box mushroom growing chamber provides sterile cultivation environment with gasketed lid and disposable sleeve covers for mycology and biotechnology teaching.