We have developed an activity for visitors to detect life in soil
using fluorescein diacetate (in DMSO). However, the reaction proceeds
very slowly reaching a peak after a day or so.
Does anyone have any suggestions to speed up the reaction?. We've
tried heat (55 C) and SDS (2% final) to no avail.
Martin Weiss, Ph.D.
Director of Science
New York Hall of Science
47-01 111 th Street
Corona, New York 11368
phone: 718 699 0005 x 356
facsimile:718 699 1341
mweiss at nyhallsci.orghttp://www.nyhallsci.org