Cellulose nitrate (CN) membrane provides for the superior growth of microorganisms and is triton free
- Upper twists off easily for easy access to 47-mm dia membrane
These Nalgene® filter units are designed for microbiological analysis testing of water, food and beverage, raw materials, and finished products. Units with 0.45 µm membranes meet requirements for APHA Standard Methods and U.S. EPA water quality testing. All units come presterilized.
ilter Units are comprised of polypropylene upper and high-impact polystyrene lower. Units include a 1/4" to 3/8" ID quick-disconnect tubing adapter for vacuum connection. Order optional filter unit holder under Accessories.