The Agilent BIO-DIS Reciprocating Cylinder Apparatus is a flexible and easy to configure automated sampling system that is designed to imitate the pH changes that occur in the body for extended and sustained released dosage forms. It complies with USP Apparatus 3 and EP Reciprocating Cylinder specifications. It can test different media simultaneously for automatic dissolution testing of dosage forms which saves valuable space. It can be customized and programmed to meet testing needs and features software and temperature controls. It can store up to 15 programs and has a built-in report center printer for documentation of progress and conditions.