On a more practical level, the grad student might be better-served by calling up the State of Florida Apiarist office. My rolodex says: David Westervelt [log in to unmask] (352) 395-4636 Back when Jerry Hayes ran the shop, they worked up some pretty cutting-edge stuff to quickly confirm AHB vs EHB. I assume that they still do this. They likely have the actual chemicals, and as these chemicals are both not at all cheap, and tend to have a short shelf life, they might be the best source for a small quantity, or even running the tests for the student. Bee-L : Ask to borrow a cup of sugar, and get a dissertation on carbohydrates that degrades into primate challenge noises! "ATT ACA CCT CCT AAT TTA TTA GGA!" *********************************************** The BEE-L mailing list is powered by L-Soft's renowned LISTSERV(R) list management software. For more information, go to: http://www.lsoft.com/LISTSERV-powered.html