Save your unusable raws Guaranteed.

Do you get much Insoluble crap that filters out once you dissolve it in ethanol?

I do get some soot like particles at the bottom, which i assume is just dust.
It's not alot tho. Im using a PTFE .1um filter but im pretty sure those can be filtered out via a .45um given the size of it.
 
Threw my stinky TRE raws in ethanol
surprisingly easy to dissolve
20g/300ml and it dissolved with barely any heat

this is what im planning to do
(1) raws in ethanol
(2) hot ptfe filter .1um
(3) evap ethanol
(4) crash in freezer
(5) water bath
(6) evap till dry

anything im missing?

i do not want to use any other solvents

Don't go straight from hot plate to freezer let it cool slowly, room temp then fridge then ice bath then freezer if you had good TRE you can seed it. You dont want it crashing to fast and oiling out because you just trap all the impurities back in the crystal lettuce.
 
Y
I do get some soot like particles at the bottom, which i assume is just dust.
It's not alot tho. Im using a PTFE .1um filter but im pretty sure those can be filtered out via a .45um given the size of it.
Ou will need to reduce the volume of that ethanol. I can't stress proper ventilation enough if not working in a fume hood.
 
Y

Ou will need to reduce the volume of that ethanol. I can't stress proper ventilation enough if not working in a fume hood.

It's in my fridge now, q.s till 700ml with ethanol.
I created some crystals in the freezer then moved it over to the fridge.

I'm not sure if ill ever use it, I'm just gonna leave it there for the interim lol
I ended up buying oils from a vendor with 98% TRA
 
You dont want solubility you need ypur product back remember . You need the concentration at about 50 to 60% to crash it out. And thata not full yield but you will get rid of more impurities
 
Literal solid block or just bed of crystals tightly formed? It doesn't bust up if you agitate it?.

The later. Either way I increased the ethanol content and I'm crashing it a lot slower in the fridge now instead of the freezer. The crystals look more pronounced now.
 
Just make sure the MP is getting tighter
The later. Either way I increased the ethanol content and I'm crashing it a lot slower in the fridge now instead of the freezer. The crystals look more pronounced now.
The more ethanol you add the higher the solubility and the less yield .
 
I just had to do an entire Kg of test Cypionate I got from India. The liter bottle is what the first batch i attempted looked like when I got it. The clear volumetric flask was after removing whatever the fuck that yellow shit is left in the mother liquor.
 

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I just had to do an entire Kg of test Cypionate I got from India. The liter bottle is what the first batch i attempted looked like when I got it. The clear volumetric flask was after removing whatever the fuck that yellow shit is left in the mother liquor.


Any idea what this is?
I get this all over my vials too

1767071612277.webp
 

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