Yes you just stick your thermometer threw the...

[indole_amine]

I just meant the small amount that would be carried along by the already condensed vapors, for example if vacuum distilling amines..

But I don't use those thread fits at all when vacuum distilling.

(and I clean & dry the bulb of my (jointed) distilling thermometer, the inside of my still head, condenser, vacuum adaptor and receiving flask very thoroughly each time beforehand - maybe not really necessary, but it gives me the good feeling of having done everything possible to achieve high purity!   )


_{indole_amine}