On 2011-06-16 13:06, Filip Van Petegem wrote:
Even if evaporation is not an issue, one has to take pipetting errors into 
when dealing with small volumes.  The relative error on 1-2ul is a lot bigger 
than on 50ul.

True, but the nanodrop works independent of volumes, since it has a fixed pathlength. 1ul loaded will give the same result as 2ul loaded.

Bjørn Panyella Pedersen
Macromolecular Structure Group
Dept. of Biochemistry and Biophysics
University of California, San Francisco

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