CORNING 70581-250
These PYREX® VISTA™ Class B volumetric flasks have capacity tolerances twice those specified for Class A volumetric ware. The shape, body and wall are the same as regular flasks but display the large blue marking spot and designation PYREX VISTA unique to the PYREX VISTA line. Capacity tolerances are twice those specified for Class A volumetric ware. The graduation line is sharp and permanent; large blue block letters make inscriptions easy to read. Snap caps are supplied with all sizes.