RUG/Pennsylvania/State College/Printers/BioFab@Home/Research
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6/20/2014
Today, we made a two gelatin slurries, one with store-bought Knox gelatin, and the other with Sigma Aldrich, 300-bloom gelatin. Both 40ml slurries had .2g of NaCl added along with the standard 100 mM CaCl2. Salt apparently slows the solidification of the gel, which is what we currently struggle to prevent. However the Knox brand solidified as usual, yet the Sigma brand maintained a medium viscosity for long enough for us to print. The Sigma brand gelatin slurry also was much clearer in color and
