Alfa Aesar Germanium ingot, zone refined, 99.9999% (metals basis), electrical resistivity: 40 ohm-cm and others 立即詢價
Alfa Aesar Tungsten single crystal disc, 9mm (0.35in) dia, 2-3mm (0.08--0.1in) thick, (100) orientation, ^+0.5ø, zone refined and others 立即詢價