Perflexion™ Flexible Flood Sources Unique flood sources offer small size, low weight. Typically less than 25 lbs packed. Now available in "cardiac" sizes! Small Animal, High Resolution, and Multimodal Sources Patented sources offer highest resolution and best calibration for fusion imaging. Cs-137 Tube Sources IPL Cs-137 Tube Sources are designed for use in appropriate applicators for the treatment of gynecological cancer. The sources can be used in other treatment modalities as prescribed by a qualified practitioner. IPL offers a full line of Medical reference and radiography sources. Custom configurations and activities are also available. Products include: Flood Sources Line Sources Dose Calibrator Standards Markers Spot Markers Penpoint Markers Flexible Markers Rulers Well Counter Calibration Standards Download the updated Eckert & Ziegler Isotope Products Laboratories Medical Imaging Catalog PDF (1.9 MB) To view the PDF you need Adobe Acrobat Reader™. Click Here See the entire Eckert and Ziegler Central Catalog .