Glass Burets, Class A, with PTFE Stopcocks
VEE GEE Scientific Glass Burets, Class A, with PTFE Stopcocks meet ASTM E-287 Class A Specifications. Made from precision, uniform Schott DURAN® true-bore tubing to ensure the stipulated capacity tolerances. These burets feature durable, permanent markings, fine, sharp lines, and large, easy-to-read numbers. Supplied with PTFE stopcocks to eliminate freezing and lubricant contamination and to provide a precision fit within the barrel. All sizes are supplied with a 2mm stopcock bore plug.