全部
,≥99%
(99.99%-Cu)
>98%
≥98%
≥99.9% metals basis
98.0%(T)
98%
99.5%
99.9%
99.9% metals basis
99.9%(高纯试剂)
99.99% metals basis
99.99%(高纯试剂)
99.998%
99%
AnhydroBeads?, -10 mesh, 99.99% trace metals basis
AR, ≥99%
AR,99%
min. 98%
PrimorTrace?, ≥99.99% metals basis
试剂级, 99.0%