Sulzer Mixpac USA Inc. (formerly ConProTec Inc.), an innovator of two-component adhesive dispensing systems, offers the B Series 50 mL cartridges. Benefits include innovative interface for the mixer and preassembled built-in piston retention feature for easier use. The cartridges have a rectangular back fitting the industry standard for dispensers. They are currently available in 50mL, fully assembled, 1:1 and 2:1 ratio polypropylene cartridges. Features include a removable cap, a stronger attachment flange, separated outlets to minimize cross contamination, preassembled pistons with or without o-ring, and innovative interface with the mixer. For more information call (603) 893-2727 or visit www.sulzermixpacusa.com.