embrane holder, stainless steel syringe filter type Available in stainless steel and polypropylene with luer fittings for use with a standard syringe. The holders are designed for the quick and easy clarification, sterilization*, and removal of particulates from small volume samples, typically for HPLC applications. The holders contain PTFE gaskets and O-rings and allow the membrane to be autoclaved in place without the filter sticking to the holder. Luer lock fittings connect to a standard syringe and offer convenience and ease of use for clarification, sterilization*, and removal of particulates from small volumes of liquid (e.g., HPLC samples and solvents).