Ammonia is commonly used in A/B extractions where chloroform or DCM is used. Most professional techs I've seen use it. Not many professional techs use solid bases like sodium hydroxide or sodium carbonate.
SWIM, doesn’t like the odor. He has used it in the past and was happy with its performance.
If using the kind at the local supermarket, make sure it’s pure clear ammonia and not the sudsy kind with other things added to it.
You may remember me as 69Ron. I was suspended years ago for selling bunk products under false pretenses. I try to sneak back from time to time under different names, but unfortunately, the moderators of the DMT-Nexus are infinitely smarter than I am.
If you see me at the waterpark, please say hello. I'll be the delusional 50 something in the American flag Speedo, oiling up his monster guns while responding to imaginary requests for selfies from invisible teenage girls.