Membrane Solutions 10 Pack Syringe Filter Sterile Pes Hydrophilic Filtration Product Features ?VARIOUS APPLICATION - Needle Syringe filters are broadly used in life science laboratories for sterilization of small volume samples, such as protein, culture medium, additives, buffers, reagents, and drugs. ?HIGH QUALITY FILTERS - Membrane Solutions sterile syringe filters with extremely high microbial filtration capacity and unique threaded interface design with ISO 9001 certificated. ?PES MEMBRENA - Sterile Polyethersulfone (PES) needle filters have Polyethersulfone microporous membrane, belongs to hydrophilic membrane, high flow and lowest protein adsorption, which can meet the broadly applications, such as buffer, protein, culture medium, additives and so on. ?STERILE SYRINGE FILTERS - sterile syringe filters are made with PES membrane filters with polypropylene (PP) housing, using the most advanced methods and design features. The PES syringe filters with GF pre-filter has excellent dirt-holding capacity, which makes a syringe filter a much larger throughput for some ?hard to filter? sample. ?UNIFORM PORE SIZE - Sterile PES Syringe Filter with uniform pore size structure; wide pore size selection, retention of granule cell collection. PES Syringe Filter Diameter: 33mm, 0.22um pore size can fast sterilization of buffers, culture media or other solutions. Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!