• Membranes are ideal for cell growth, concentrating samples   (e.g. freeze drying), and gas exchange.
• Easy microcentrifuge tube cap closure.  Will not bind in centrifuge rotors.
• Formatted with an easy-to-use finger tab.  Pre-cut to fit a variety of popular tube sizes.  Convenient scoring makes liner removal quick and easy.
• Breathe-EASY polymer-type membrane offers a water vapor transmission rate of 0.7 kg/ m2/24 hours.  
• Membrane is  gamma irradiated to ensure sterility.   Free of cytotoxins