Aug 16, 2017 · Syringe Filter PES Hydrophilic Filtration Sterile Lab Filters 33mm Membrane Diameter Individually Packed, Yellow by COBETTER (0.45μm, 33mm, 100) 3 1 offer from $69.99 Product details Item model number : 4562 Date First Available : August 16, 2017 Manufacturer : Pall Laboratory ASIN : B07F2M78JC Product Description