全部
≥99.5% metals basis, excluding Hf,1-3um
≥99.5% metals basis, excluding Hf,10um
≥99% metals basis, excluding Hf
≥99%, 0.2-0.5μm
≥99%, 0.5-1μm
≥99%(metals basis for removing hafnium)
99.5%
99.5% (metals basis
99.5% (metals basis 去除铪) ,100-325目
99.5% (metals basis 去除铪),1-3μm
99.5% metals basis (
99%
99%, 0.2-0.5μm
99%, 0.5-1μm
AR,99.0%