Microbatch under oil in Terasaki plates or perhaps microdialysis might be an option. Then you don’t have a liquid/air interface. It is harder to do very small volumes then, especially with microdialysis. Or free interface diffusion in thin tubes (or with specialised equipment).
Mark J van Raaij Dpto de Estructura de Macromoleculas Centro Nacional de Biotecnologia - CSIC calle Darwin 3 E-28049 Madrid, Spain tel. (+34) 91 585 4616 http://wwwuser.cnb.csic.es/~mjvanraaij > On 17 Nov 2016, at 15:14, [email protected] <[email protected]> wrote: > > Dear All, > > How to avoid the skin on the drop? These skins are believed to be a layer of > denatured protein or caused by the polyethylene glycol. > They will certainly slow down the rate of vapor diffusion. If you have any > good suggestions to avoid skin forming? > > Best wishes, > Xiaorong Li > > [email protected]
