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| Laboratory Tips Safety proceedures, test reagents, drilling rubber stoppers, bending glass tubes, etc. Contributed to by chemists. |
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#1
 2003-08-24, 09:58
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racaaaa 
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SORRYBUTWHATISA/BEXTRACTION?
I think I know what an A/B extraction is through my readings, but could someone please post a good generic example of what one is so I can officially have it down pat?
GRACIAS mis amigos....Sorry to much high thc packin weeed.....
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#2
 2003-08-24, 10:51
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kirby 
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Re: SORRYBUTWHATISA/BEXTRACTION?
im sure i typed this yesterday but im buggered if i can remember where---ok A/B extraction--being an acid/base extraction---using psuedo as the precursor being cleaned and extracted---psuedo is soluble in DISTILLED water which is an alkaline (ph6.7 i think)so disolve your psuedo in about 300ml of dist water per oz----now add sodium hydroxide to the water in small increments till the ph rises to 12.8 (no more than 13.1 as lye lock occurs)--this has turned the alkaline water to an acidic water which the psuedo is now not soluble in---as such the psuedo will kick out of the acidic water and reform into a solid and become a white layer at the top of the acidic water---thats basically your A/B extraction---now if you were going to use the psuedo for a birch (ammonia /sodium metal reduction) then a solvent would be added to the container allowing the psuedo to go into it(friends use hexane)---the water is drained off (EVERY DROP) and then the hexane/psuedo is injected into the sodium metal ammonia to be reduced---good luck
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#3
 2003-08-24, 17:46
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racaaaa 
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Re: SORRYBUTWHATISA/BEXTRACTION?
Good deal, thanks!
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#4
 2003-08-24, 21:08
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0.S. Sparkel 
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Re: SORRYBUTWHATISA/BEXTRACTION?
sings "Acid funk fo dat ass, wit dat Califonia class, that shit is out dere" (Hardkiss Brothers)
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#5
 2003-08-24, 21:11
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0.S. Sparkel 
Regular
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Re: SORRYBUTWHATISA/BEXTRACTION?
sings "can you feel da Bass, boom, boom boom bo boom boom" (DJ Magic Mike)
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#6
 2003-08-24, 22:56
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KraKleBack KinG 
Regular
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Re: SORRYBUTWHATISA/BEXTRACTION?
magic- kickass
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