This technique is used to analyze root samples for stored starch.
Tissue residue is dried overnight .
Vortex the sample 4. loosen the caps on the tubes, then heat in a 80 C water bath for 3 minutes 5. Re-tighten the caps, then vortex and centrifuge for 5 minutes at speed. Prepare starch standards, one batch per set of 16 tubes 2. Do the gelling procedure at 1 hour intervals for each set of 16 tubes 3. Remove 1 batch of 16 tubes from the oven 4.