Ira Pollitt 250 Pieces 20mm Vial Rubber Stoppers Mushroom Self Healing Injection Ports Solid Seal for Glass Vial and Liquid Culture Jars

Ira Pollitt 250 Pieces 20mm Vial Rubber Stoppers Mushroom Self Healing Injection Ports Solid Seal for Glass Vial and Liquid Culture Jars

Package include: you will receive 250 pieces 20mm vial rubber stoppers High quality:self healing port lids is made of high-quality rubber material, reusable and not easy to deform Size: used for 20mm glass vial and liquid culture jars, fit about 12.5mm diameter opening Vial rubber stopper: these small vial cap opener may be used to produce injection holes in the lids of liquid glass cans or bottles, test tubes Wide application: mainly used for mushroom growing and liquid culture production,these port stopper bottles may be used in the kitchen, laboratory, and so forth 250 Pieces 20mm Vial Rubber Stoppers Mushroom Self Healing Injection Ports Solid Seal for Glass Vial and Liquid Culture Jars