I think you should go with this tech "
Resin. The way to go. " for starters. Its an old tech that's simple and effective if all you want is a mescaline experience without ingesting a bunch of cactus. But if you want pure mescaline, you're going to want to go with the limonene one or something similar. IPA is not good for extracting mescaline, most forms of mescaline are insoluble in IPA except freebase mescaline.
The limonene tech is here:
Non toxic food safe extraction of mescaline using d-limonene (orange oil) It now has a section on purifying mescaline acetate after extraction so that you're left with pure off white powdered mescaline.
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.