... curing meth. ZCQ supply our clients with various clear Sio2 products which are widely used in coating industry: (Silicon ... Dioxide Sputtering Targets)PURITY: Containing SIO2 from 99.95%-99.9999%CATEGORY: Grain, Wafer, Disc, ... Environment Protection, New Energy Resource Industries Some characteristics of Sio2: Very Low Coefficient of Thermal Expansion Resistance to High ...