Sunday, May 1, 2011

Skittles Syrup, an Update.

Okay. The coffee press/filter idea was good in principle, but the pressure lowers the melting point of the hydrogenated palm kernel oil, which makes up most of the nonpolar constituents, so with any reasonable amount of pressure, the oils don't filter properly. The best solution I've found so far is to keep the mixture in an ice bath, and drain via sep funnel. This still takes too many iterations for my liking, since the narrow band of temperature is between -2 degrees C (at which the water in the solution starts to freeze and around 5 degrees C. The next iteration, I will use a saltwater bath, which will at least decrease the cooling time between iterations. Any suggestions are welcome, as always!

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