On Sun, 09 Nov 2003 19:14:01 GMT, "David F. Eisan"
wrote:

I know we have a few chemists here, does anyone know the evaporation point
for ammonia?

0°C

You'll be working with a dilute aqueous solution, and if that freezes,
then it ain't going to happen...

I've also found that the reaction is annoyingly slow over Winter. I
fume in daylight, rather than my usual leaving it overnight. A little
heat might not hurt either - try a small lightbulb or cabinet heater.

--
Die Gotterspammerung - Junkmail of the Gods