Available in a wide variety of materials, diameters, and in sterile and non-sterile options, these syringe filters provide quick, excellent Microporous Tube Factory, Custom Microporous Tube OEM/ODM 0.45 1 5 10 Micron Porous Titanium Filter Candle Tube for Water Filtration Unit Price: US $ 11-99 / Piece Min. Order: 1 Piece Wholesale 0.45um