From Dragonflywoman's blog

Click on this image or this link to Dragonflywoman’s blog to learn how to preserve insects in hand sanitizer….what a cool way to prepare insect specimens for the classroom.

http://dragonflywoman.wordpress.com/2011/02/21/hand-sanitizer-preservation/

BTW,  you’ll find a lot of great insect resources on her web site.  I think you’ll be impressed.