Cork to fit boiling tube cork

Product Description Cork to Fit Boiling Tube is a precision-cut natural or synthetic cork designed to seal boiling tubes securely in laboratory settings. These corks provide an airtight seal while resisting mild heat and chemical exposure typically encountered in general lab procedures. They help prevent contamination, evaporation, or spillage of contents during storage, gentle heating, or experimental handling. Available in various diameters, these corks are essential for maintaining experimental integrity in both research and industrial laboratories.