High Accuracy, Repeatable Performance. Deliver flow rates from 0.0006 to 3400 mL/min. Pump heads are designed to work best with Masterflex L/S precision pump tubing, ensuring confidence in pump performance. Most pump designs accept continuous lengths of tubing, allowing you to: Customize tubing lengths to your application. Simplify sanitary setups—no breaks in tubing.Reduce setup/cleanup time. Eliminate difficult fittings and clamps. Increase tubing life—periodically stop the pump, move tubing 15 to 20 cm (6 to 8 in.), reload, and continue pumping.