1.High purity quartz 99.99%. 2.All sizes as your required. 3.Wholesale price. 4.Low MOQ Product ... 2.Optical Glass Products SeriesZCQ Main products: 1. ORDINARY QUARTZ PRODUCTS: QUARTZ PLATE, QUARTZ TUBING, QUARTZ ROD 2. SIO2 SPUTTERING TARGETS: Grain, Wafer, Disc, Panel ...