详细描述: ? 具备防潮、防静电、防电磁干扰三大功能； ? 平口袋式，袋身无印刷；不透明，内置物不可见； ? 可做三层或四层结构，各层材料之间复合牢固，具有良好的防水，阻氧，避光的功能； ? 适用于有防潮要求的电子产品包装：各类pc板、ic集成电路、光驱、硬盘、电子元器件等； ? 表面电阻值:108—1011ω。 protect your expensive electronics from moisture and static damage ; ? in flat open top style , plain without printing ; ? being opaque and light tight, it ensures the inside item can not been seen from outside ; ? available in three –layer or four-layer structure; ? firm lamination and hot sealing offers superior resistance of vapor and oxygen ; ? surface e resistance of108—1011ω; ? applicable to pack electronic products which are sensitive to moisture and static, such as pc board, ic integrated circuit , cd driver , hd etc. high quality with competitive price, manufactory, don't miss it,! welcome to inquiry, will reply asap! thanks!