Whatman PVP-Free Nuclepore Hydrophobic Membrane, 8.0 µm Pore Size, 13 mm Circle, 100 Pack, 150446 立即詢價
Whatman 155845, PVP-Free Polycarbonate Cell Culture Membrane, 5.0 um pore size, 25 x 80 mm sheet (100 pcs) 立即詢價