Iso9001 0.22um hplc filter vials for filtration Aijiren-HPLC . The polyethersulfone membrane offers high flow rates. Nonsterile syringe filters are excellent for HPLC applications. Each filter has a female Luer-lock inlet and a male slip . SLST025DM - Hydromillex 25mm Striped PTFE 0.22um Non . DIN ISO 9001:2015 certified.