Assmann’s compact feed stations, ranging from 40 to 550 gal, store small amounts of liquids and other chemicals without the handling and disposal costs of steel drums. They are lightweight, strong and easy to handle. The company’s linear polyethylene tanks are certified to NSF to NSF/ANSI Standard 61, and high-density crosslink resin tanks also have NSF 61 certification; its quality management system is also ISO 9001:2008-certified.