In article <4a3fiv$db9 at newsbf02.news.aol.com>, AShaw5 <ashaw5 at aol.com> wrote:
>Another reckless reply. I have for many years made my APS and stored it
>at room temp on my bench. It works fine.
I've stored APS at room temperature for a few days and at 4C for upto
five weeks without any significant problems arising. Perhaps I use a
lot of APS anyway? About 75-150 ul of a 20% solution for a mini-gel
(which takes about 6.8-7.0 ml) for the resolving component.