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Brown D-limo (pic)

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lonewolf123

Rising Star
Hey guys,... Can someone tell swim if this looks right? hes not sure if the limo should be yellow or this dark....
 

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the mhrb was left over from a nomans... it was sitting for three weeks before limo was added, and the limo was sitting in it for roughly a week now
 
ah right... that's happened to me before. I think because the limonene is quite a strong solvent and the bark was very thoroughly broken down that it picked up more than it should. I left it a few days and a lot of the the colour dropped out and left a mini mimosa/lye soup at the bottom.

If it doesn't look like clearing up, try a few vigourous sodium carbonate washes.
 
ehm... I'm not sure to be honest. It just looks a lot like the original aqueous layer when it falls out. To be honest unless some water has somehow become mixed in with the limonene, an excess of lye is unlikely. It's probably more to do with the actual broken down bark becoming more actracted to the limonene.

It never happened with xylene, but has happened with long soaks pulled with limonene 2/4 times for me.
 
hmmm, the reason it sat for a week was because this color didnt really seem to drop.... he was able to see a very thin clear layer on top, but even after adding the lye it didnt seem to settle anymore.
Swim will let it sit for the night and see how it looks in the morning, if it looks pretty much the same he thinks he'll just evap it and see how it smokes. Unless thats just a ridiculously stupid thing to do and someone wants to let him know :)
 
you may as well just salt it out and then base it, as the bit you want will come out and most of what you don't want will stay in the solution.

That, and evapping limonene is a stone cold bitch! :)

Though I would recommend doing an SC wash before doing anything. Even a weak lye wash may even take some of the nasty colour out if you don't have SC to hand.
 
Would a weak lye wash just be adding some fresh lye water to the limo? And which tek should swim look at to learn how to salt it out and than base it? Hes only done nomans.... Thanks soul!
 
Yeah if you get a small portion of water, no more than 1/5 of your limonene and add a few granules of lye to it, then check the pH if you can as you don't want it any less than 11 to be safe. Then swirl it around in your limonene a few times then take it out. Just repeat this as many times as you see it improves.

It's just like rinsing it through with water, but the lye will make sure the pH of the alkaloids stay high enough to still be soluble in the limonene.

edit: I will say if you're going to do this maybe not to throw out these washes just in case something goes wrong. I've never had any issues, but to be on the safe side I usually pour them back in with the MHRB, but maybe it would make more sense to keep them on the side somewhere... this is all precaution but I can't have folk wasting sacrement due to something I said :)

As far as salting out goes, do you have any acids to hand?
 
easy enough.....

swim has vinegar and lemon juice, thought he had fumaric acid somewhere.... but cant find it atm
 
Fumaric acid's best for me, but vinegars the easiest though it smells when it's evapping. just stir 25ml's of vinegar for around 5 minutes throughly in your limonene and fetch it out and evap... maybe do 3-4 vinegar pulls.
 
soulfood said:
Fumaric acid's best for me, but vinegars the easiest though it smells when it's evapping. just stir 25ml's of vinegar for around 5 minutes throughly in your limonene and fetch it out and evap... maybe do 3-4 vinegar pulls.

and it stays full spectrum goodness?
 
so swim did one cleaning with fresh lye water and that took on alittle of the color but not much,.... So swim went ahead and added 25ml vinegar, at this point it turned into the light, tan color. It looks like something has dropped out in the bottom layer, not sure what though (maybe lye?) Also looks like air bubbles are trapped in the tan layer.. is this looking right?
 

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yeah that's pretty much what happened to me also, though I used fumaric acid, but it's pretty much the same reaction. You may get a few salty looking things that settle in the vinegar from where it neautralises any lye that would have been present, so you can just filter that out then evap.

I can't figure a way off the top of my head to clean acetate salts of these alkaloids, but it may be necassary.

I suppose if you freebase it then pull with a small amount of limonene that will leave most of the nasties behind. Though I prefer IPA for full profile extract, which would more than likely pull more impurities over so I guess it's only suitable if what you get looks clean. It should be a clear oily goo once evapped. If you get any of the creamy waxy looking substance that will more than likely be an impurity.
 
So the vinegar is supposed to turn into a thick, tan layer ? Swim seperated all the layers and mised fresh vinegar with the limo (which is still yellow).... Theres definately something going on in that tan (he thinks vinegar and lye water) layer that seems like it might be seperating. Are vinegar and lye water miscible? If lye water got into the vinegar, would it be neutralized and therefore ok to let evap with the vinegar?
 

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