Author Topic: Psuedo extraction without heat ?  (Read 2410 times)

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Ewok_Poacher

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Psuedo extraction without heat ?
« on: June 06, 2004, 03:50:00 PM »
Swim recently purchased some white 60's.
 these were your basic generic $3.50 white 60's with povidone and regular gacks.
  Swim placed the pills (after crushing) in Xylene. Having other things to do he left them soaking in the Xylene for 3 days. Swim went back to them and filtered out the xylene. Swim then noticed he was out of STE ingredients. So swim decided he could just pre-clean some more, swim added dry isopropyl alchohol to the mass swirled it around really well (stirred, chopped , etc.) then filtered off the alky put it in a jar and left for 2 days. When swim went back to the jar swim noticed that some scum had collected on the bottom of the jar. Swim filtered the solution to keep out the scum and poured it into an evap dish. evaped it and followed with an acetone flash and another alky pull. When the second pull was done evaping swim couldnt believe his eyes for he saw perfect , clear (not a spec of color), pinwheel crystals.
Could this be ? or is this just the fools gold of psuedo?
 Swim was just trying to do some pre-cleaning so this was a big surprise to him. Could someone tell him if this could possibly be clean psuedo ? Since this would be a better process for swim from now on because of the smell issues with boiling solvents---- The bug man has been blamed more than once---although it did take 6 days.

wareami

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Fun `da Mental Basics :•þ
« Reply #1 on: June 06, 2004, 04:24:00 PM »
This approach is basically along the lines of what inspires Ibee in his quests.
The pre-cleaning usually entails the use of poly-removing solvents before proceeding with alky extracts.
AWE room temp.
The right combo of precleaning solvents has a huge impact on how clean the resulting pfed is.
Depending on formulation, some further cleaning is required.
Nowadaze it's getting more complicated because some inactives are solvent activated and will travel with the goodz til the end.
This is not good.
Ibee's always had the best successes with yields using roomtemp extractions and some other recent posts hint at heat being a yield reducing factor when basing.
Finding the right solvent combo's are essential to success it seems! This has always been the premise that Ibee operates by and tailors his methods to.
A while back halfkast inspired Ibee to look under a rock by a suggestion that ethyl acetate might have a suitable purpose in extraction somewhere.
Ibee is usually not one to dismiss the ramblings of other bees prior to investigation and whatta ya know....that little fucker was right.
I chastised the poor devil because of his brevity and mostly because he had an annoying habit as spectralshift of disrespecting his elders that have given this board much.
Hope he's still lurking in the corners cause I'm all about burying the hatchet :o  ;D
For the sake of not putting an end to a good thing by spelling it out...I'll say play around with some EA and see if you can formulate some success with it as Ibee did just on the suggestion of it maybe helping.