made of pleated polypropylene microfiber, with high efficiency and high purity filtration. 
ideal membrane pre-filter or cost-ffective alternative to membrane cartridges in wide range of applications. Available in 0.2µm, 0.5µm, 1.2µm, 2.5µm, 5µm, 10µm, 20µm, 50µm ,75µm and 100µm absolute rated pore sizes (99.8% removal; β =500).