【Parameters】COBETTER PES sterile syringe filters are resistant to 8 bar pressure. Effective filtration area of 3.4 cm². Pore size 0.45μm, diameter 25mm. Contains 100 pieces. 【High Quality】Hydrophilic membrane. The asymmetric membrane structure allows the PES surface to function almost like a pre-filter, enabling high flow rates. Low extractables and low protein binding. Uniform pores that are difficult to clog. 【Good Sealing】COBETTER uses a premium polypropylene housing and a premium hydrophilic PES membrane, making the syringe filter leak-resistant. The Luer connector ensures consistency. 【Applications】PES (Polyethersulfone) 0.45μm, used for sterile filtration of protein solutions, cell culture media, and buffer solutions. 【Ideal for 1-200ml samples】1-10ml samples: 13mm syringe filters are recommended, with a hold-up volume of less than 25μl. 5-100ml samples: 25mm syringe filters are recommended, with a hold-up volume of less than 100μl. 10-200ml samples: 33mm syringe filters are recommended, with a hold-up volume of less than 125μl. J1①-982199み970 COBETTER 10 pieces PES syringe filters hydrophilic filtration sterile laboratory filter 0.22μm pore size 25mm diameter membrane individually packaged yellow ◎ Immediate purchase welcome ◎ Free shipping Please check the actual photos for the condition of the product. * Although the item has been opened to check the condition, it is unused. We have many other items for sale ♫ #See Mama's product list is here ☜ ・Welcome to bulk purchases, feel free to comment ・Please understand that the items are stored at home and will be shipped in simple packaging. ・Since the operation has not been confirmed, please let us know before the evaluation if there are any initial operational defects.