全部
≥99.99% metals basis
97%
98.0-102.0%
98%
98+%
99.9% (高纯试剂)
99.9% metals basis
99.99%(高纯试剂)
99%
ACS, ≥98%
AR, ≥98%
AR,98%
AR,98%
BioXtra, ≥98.0% (titration)
PrimorTrace?, ≥99.99% metals basis
Vetec?, reagent grade, 98%
欧洲药典, 适用于分析, ACS, 优级品
试剂级, 98.0%
适用于分析, 优级品