全部
(99.999%-Na)
>98%
≥98%
≥99%(dry weight)
97%
98.5%
98%
99.0% min
99.5%
99.5%(T)
99.9% metals basis
99.99%
99.99% metals basis
99.9955%
99.999%
99%
99+%
ACS
ACS reagent, ≥99.0%
anhydrous, free-flowing, Redi-Dri?, ACS reagent, ≥99%
AR, ≥99%
AR,99%
BioXtra, ≥99.0%
ferrule, 1/16 in. tubing
PrimorTrace?, ≥99.99% metals basis
无水级, ACS, ≥99%
无水级, ACS, ≥99%
试剂级, 99%
超干级, 99.99%