供应天然石英砂,超白低铁,适合光伏玻璃,有两种指标:硅>95%,铁<100ppm和铁<120ppm,颗粒度25目-140目,欢迎商家交流洽谈.,微信号A081283062222
硅99.95%,铝0.006%,铁0.0053%,镁0.0012%,钙0.009%,钾0.0069%,白度96
硅99.26%,铝0.14%,铁0.26%,钠0.13%
硅99.2%,铝0.37%,铁0.316%
硅99.5%,铁0.05%
40-140目,铁100ppm
4N高纯石英砂,70-140目,硅99.991%,白度93