哌嗪-1,4-双(2-羟基丙烷磺酸)二水合物,99%
POPSO缓冲液,0.2M,pH7.0
POPSO缓冲液,0.2M,pH7.4
POPSO缓冲液,0.2M,pH8.0
POPSO缓冲液,0.2M,pH8.5