Thermo Scientific Nalgene 25 mm syringe filters are available for sample volumes from 10 to 100 ml with a wide range of membranes and pore sizes. For laboratory applications with aqueous and non-aqueous liquids as well as for gases. Nalgene 25mm diameter syringe filters offer the same performance as 30 or 33mm diameter filter products in most applications, but produce less plastic waste. Entrance: Female Luer locomotive Exit: Male Luer slip connection Polypropylene housing with ID color ringsMeer tonenMinder tonen