Acrodisc Syringe Filter with Versapor Membrane 0.8um pore size. 13mm diameter. For cell cultures and other biological applications. Luer-Lok design. Large-pore Versapor acrylic copolymer membrane. Max 75psi. 88[degree]C maximum. Nonpyrogenic. Individually wrapped. Nonsterile. 100/pk 300/cs.