Cannabis Extraction Explained: Ethanol vs. Supercritical CO2 vs Hydrocarbon Extraction



Wondering which extraction method is right for your cannabis or hemp extraction business? Precision’s Chief Technology Officer, Nick Tennant, explains the …

49 responses to “Cannabis Extraction Explained: Ethanol vs. Supercritical CO2 vs Hydrocarbon Extraction”

  1. Gonna be trying this summer, great info here! Thanks bud!
    One question. . Would kerosene work as a solvent? Perhaps it's not clean enough, just cheap and easy to get

  2. http://Www.Endoca.com was one of the first to do it and revolutionize it and have competent PhD and scientists working on their products. Co2 extract is the best extraction. Alcohol destroys some of the cannabinoids. Nevertheless good learning video new comers

  3. yeah these methods they show on these post waste like 70% of your green. just boil the bud in water a few mins . then filter like always .and leave on a candle warmer . the dry the bud out . and either smoke it when it dries out in 3 days or rewash it for the left over oil the first wash didnt get out . i found washing it one time . you get higher than the non wash for some reason.

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  5. You are incorrect on a hydrocarbon extraction having zero PPM residual solvents. I see test results regularly showing residual solvents. Yes the results are below legal limits set by the states but the results don't back your statement of hydrocarbon extractions having a zero PPM result. At least not every single time… Maybe a quarter of the time at best.

  6. I am for the ADVANCEMENT of humanity.
    You FELON FEDERAL AGENTS are for the DESTRUCTION of humanity !
    Because of how bad I was from my 5.5 brain injury and how fast and well that THC helped my THOUGHT PROCESS work again I will never stop telling.
    STOP IT FELON FEDERAL AGENT ! Routers CenturyLink4347 & CenturyLink2825.
    FEDERAL MURDERER
    I am about HEALING earth and the ADVANCEMENT of HUMANITY.
    I am not about becoming rich !
    I am creating gold to prove that THC restores brain injuries.
    The proceeds I will use to create a self charging generator that will run HYDRO drive with 0 carbon output.
    Then will focus on getting DC electricity from atmosphere !
    ADVANCE HUMANITY
    I came forwards with how GOLD and PLATINUM were created to 'prove' my brain injury is being restored with THC so earth can be restored by growing HEMP.
    How else could a 5.5 TBI patient do this ?
    Growing HEMP will restore the 'soil', will restore the 'atmosphere'.
    Will create BIO-DEGRADABLE plastics.
    This is the only way I can get this message out; HEMP plastics is the future for earth.
    LET IT BE KNOWN;
    I wrecked my Harley not wearing my helmet that stopped my heart 3 times, crushed my chest breaking all my ribs multiple times puncturing both lungs, put me into an 87 day coma waking with a 5.5 brain injury requiring relearning life. Once returning home I tried having my doctor do an MRI of my brain to compare to my wreck. He refused telling me that BIG PHARMA will financially destroy any doctor that proves THC restores brain injuries.
    This upset me so much that I taught myself MOLECULAR SCIENCE and went to the gold shop in KALISPELL MONTANA showing JB how copper transitioned into gold. This got me kicked out and he told 'city council' that I am making FOOLS GOLD from copper pass tests
    Boiling water proves that 'heat' excites MOLECULES allowing ATOMS to escape.
    This is how copper transitions into GOLD and nickel into PLATINUM.
    Earth must be restored by growing HEMP world wide.
    ENDOCANNABINOID SYSTEM
    Copper is 179 atoms and melts at around 1400F to 1800F.. You must bring it to a 'boil' that will be at 3500F but the 'oxygen' atom must never make contact or will explode burning on contact. In 72 to 100 hours, 100 atoms will boil out and melted BORAX will absorb them leaving 79 atoms that is GOLD.

  7. You did a fantastic job explaining that! As a chemist, it is wonderful and fun listening to another chemist Explain a potentially complicated process in easy to understand terminology.

  8. Not disputing the process.not the point.just simply pointing out that while the solvent is removed,do we absolutely know for fact it did not alter the end product in any way,or is it simply assumed? How much analysis and chem break down was done on these products? I mean just speaking from experience in a few applications of distillation,I know that there are certain volitals,or metals or chemicals that may or may not boil off with everything else.some boil off very early on.and any time your boiling a substance like that there is a possibility of it breaking down into smaller components as a result.just food for thought.

  9. Jeez now I know why folks getting brain damage.who thought butain or propane would be save to use on something we are meant to consume? Regardless of any claim to remove all solvent,it is very likely it's leaving behind something that can't be distilled out for one reason or another.and be hard to verify.people that inhaled butain to get high are good examples of it not being good for consumption.most wind up brain damaged.

  10. Disagree with your co2 opinion.

    Co2 is much better are targeting cannabinoids far better than pulling a buck of green black chlorophyll our with ethanol. I think you need to do more research before you talk about something you don’t understand. And your key analogy is stupid.

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