全部
≥99.98% metals basis
≥99%, ReagentPlus
98.0-102.0%
98%
99.9% metals basis
99.997%
99.997% metals basis
99%
ACS
ACS reagent, ≥98%
AR, ≥99%
AR,99%
BioXtra, ≥99%
for molecular biology, ≥99%
Vetec?, reagent grade, 99%
欧洲药典, 适用于分析, ACS, 优级品
用于分子生物学, ≥99%