What is the optimal temperature for drying (methanol) cell extracts in Eppendorfs on a SpeedVac for NMR analysis? (Is 45C too high?)

I've been using 45C for ~1ml cell extracts, dried overnight in plastic Eppendorfs but it has been suggested to me that this may be too hot and start degrading the Eppendorf, giving contaminant...

05 May 2013 8,968 11 View