Macherey-Nagel Syringe Filter, Chromafil, PA, 25 mm, 0.45 μm, colorless/green, 400 pc/PAK

Inside the syringe filter polyamide is used as membrane material. The rather hydrophilic PA membrane is for filtration of medium polar organic-aqueous liquids. All CHROMAFIL filters are autoclavable (121 °C and 1.1 bar for 30 min)!