Originally Posted by Tom Hoskinson
from the thread link I posted earlier:
Benzotriazole can also decompose slowly in alkaline solution. A neutral organic solvent is best for long shelf life.
Ethyl, Propyl, or Methyl alcohol are best.
Hmmm...all the alcohols I know are quite WET.
I think dry BZT lasts a very long time. I've had no trouble using stuff that is years old.