全部
>95% (HPLC)
≥97%
1 M, pH 7.0-7.6, sterile-filtered, BioReagent, suitable for cell culture
97%
98%
99.0%(T)
99%
BioUltra, for molecular biology, ≥99.5% (T)
Pharmaceutical Secondary Standard; Certified Reference Material
Vetec?, reagent grade, 99.5%