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Asking for the source of chitosan I found some disadvantages. It is expensive, complex to produce and comes with long shipping from other continents. | Asking for the source of chitosan I found some disadvantages. It is expensive, complex to produce and comes with long shipping from other continents. | ||
[[File:chitosan.JPG|400px]] | |||
You can find chitosan also in brewery waste, so i started to experiment with it. | You can find chitosan also in brewery waste, so i started to experiment with it. | ||
By using a paper from P. Pochanavanich and W. Suntornsuk (Fungal chitosan production and its characterization) I made a first try. | By using a paper from P. Pochanavanich and W. Suntornsuk (Fungal chitosan production and its characterization) I made a first try. | ||
[[File:hefemikro.JPG|400px]][[File:brauhefe.JPG|400px]] | |||
I got brewery waste from Ehringsdorfer Brauerei, also used bakers yeast to compare the results, and did the steps one by one. | I got brewery waste from Ehringsdorfer Brauerei, also used bakers yeast to compare the results, and did the steps one by one. | ||
[[File:filtern.JPG|400px]][[File:zentrifugieren.JPG|400px]] | |||
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My result was very little of chitosan extracted from the yeast. | My result was very little of chitosan extracted from the yeast. | ||
[[File:eigenes chitosan.JPG|400px]] | |||
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