全部
≥99.95% metals basis
≥99%, -325 mesh
0.85-1.7mm, 元素分析仪专用
0.99
60nm 球形,98.0%
98.0%(T)
98%
98+%
99.6%
99.9% trace metals basis
99.95% metals basis
99.97%
99.99%, D50=1μm
99%
AR, ≥99%
AR,99%
nanopowder, <100 nm particle size (TEM), 98% trace metals basis
powder, ≥98%
ultra dry
用于元素分析, 0.85-1.7mm
试剂级, 99.0%
超干级