Quantifoil 1.2um dia (1.3um) 400 Mesh Copper (Pack of 10)Quantifoils®, produced by semiconductor lithographic techniques, are 15 - 20nm thick perforated carbon films with precise, well defined hole sizes, shapes and arrays. ">
这个网站需要JavaScript浏览器启用。
请启用JavaScript和重新加载该页面。
该网站要求您的浏览器启用cookie来登录。
请启用cookie和重新加载该页面。