全部
(99.9%-Sr)
(99.995%-Sr)
≥99.9% metals basis
≥99.9% trace metals
≥99.9% trace metals basis
≥99.95% metals basis
≥99.995% metals basis
97.5%
98.0%(T)
99.8%
99.95% metals basis
99.99%
99.994%
99.995% metals basis
99%
AR, ≥99%
AR,99.0%
AR,99%
min. 97%
PureSpectra?, 光谱纯
SP
电子级, ≥99.5%, 0-1μm
电子级,0.5~1um,99.5%
试剂级, 99%