Problem with skins on drops..

diane h peapus diane at
Sun Sep 8 21:42:53 EST 1996

 Stefan Backstrom <stefan at> wrote:

> How do you avoid skins on your vapour diffusion drops ?
> Do you add something ?

   While all systems are different, I found in one system (a soluble
protein) that skins formed if I didn't siliconize the trays while in
another system, siliconizing was not a factor and addition a small 
amount of organic "additive" prevented skins.

   best wishes
   diane h peapus

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