In article <1994Aug3.102005.43908 at yogi>, <herzer at urz.unibas.ch> wrote: (snip) >autoclave the 10x MOPS buffer (which turns a nice dark yellow). Does >someone out there have any experience with autoclaving MOPS buffer? >The protocol I'm following looks good, but the yellow MOPS is a bit strange Use the yellow stuff, it is ok. Carlisle