In that patent they mention the same kind of azeotropic behavior shown here when using hexane and water as well as the primary patent application that soecified isopropyl alcohol at 91%. The flame gets intense. Washing Diamonds: There are a few ways to go about this. Step Five: repeats several times. My ISO process is done after I have done other primary extractions, so I am extracting whatever is remaining in the plant. We typically freeze everything and do a subzero quick wash to avoid as much of them as possible, but soaking overnight at ambient, is pretty much guaranteed to extract them all. I use a metal pick to lift the extract up off the glass and drip it down through the flame several times until it no longer sputters and pops when I do so. Another nap. I am wanting to wash them clean and use them for various purposes; starter diamonds, season them with previous terpene separations, distill for amusement, whatever. Extract washed this way dispenses with the mediciney "Metholatum" taste. There are details to this too tme consummkng but I can tell you this process has been used by me for some time. Thanks for your efforts. So, can I evaporate hexane out, after polishing, for reuse purposes? After this time, remove the vessel from the cold environment, open the vent valve, and allow the solution to reach room temperature. CHILDREN IN INDIA ARE GOING WITHOUT!!! It works without question and the only product loss will be the polar compounds which will not pass the alumina column. GW. Can neem oil be removed from butane extracted bho? I figured I can just add it to something and drink it (my body is not a big medibles fan, only what slid down as leftover in my mouth from sublingual use), but would love to be able to simply RSO it. Silica would likely work great but comes with a few problems regarding toxicity when inhaled, plus very tiny percentage will disolve in isopropyl alcohol and end up in our sample. I wish I could post pictures, but what it looks like, is a perfectly clear big thick layer on bottom (of salt water) and a gunky, kinda fatty layer in the middle (I'm assuming this is the emulsion layer though I'm not entirely sure what that means because it wasn't explained) and then the dark hexane mixture up top. If you intend to produce a THCA crystalline with above 99 percent purity, you will need to perform these washings. Can anyone suggest me an effective method for the - ResearchGate I decided to cook it into a decarbed QWET oil (I follow your HOA recipe, sublingual) after straining, freezing, and straining again, but when it came time for the final 1/8" of mash that was left, it just wouldn't (visibly) go to decarb at 250F (I noticed a rainbow sheen to the bubbles), so I stopped and decided to try and air dry the remaining ethanol off. What am I doing wrong, can someone please help! Any solvent placed into an oven, as in step 2 will ignite as soon as the vapor reaches its flash point. I have tons of material sprayed with anzamax and I need to know how to remove it. The reasons we use warm methanol are the following The report states that at oral doses of 5 - 10 ml (extract is almost precisely 1 gram per ml) that some children begin to display nausea and other icky feelings. GW. DCVC has a few KEY advantages over this but is substantially the same idea. For our in house information, we picked up our own gas chromatograph used for $12K. i will guarantee you will end up with a nice amber color oil high quality oil. Welcome to a space where I share about all things diamond painting: tutorials, reviews, unboxings, weekly WIP and Chats, and more. The manufacturer also provides classes on how to use it accurately for about $400. We were right all along. Chlorophyll is highly soluble in alcohol and slightly soluble in butane. QUICK READ: How can one obtain a shatter consistency with an ethanol wash/winterize, if not what is the best way to evaporate Ethanol? I'm wondering in regards to using UV light, if Sylvania UV-Lamp 400W E-40 would be of choice or is it too powerful? If it works out (it should) and we go that route, we'll need to preserve half of our flowers in some way, enabling us to store them away securely so we could process one halve now and rest later. Before delving into how to make that process work, may I ask why you've chosen to extract with warm methanol. I pre-heat my oven to 250 F. I put the iso/extract mix now onto a preheated cookie sheet. On average, HTFSE is about 70 percent THCA and 15 percent terpenes. Its much easier to begin nucleation with an oil that has most undesirables removed (e.g., fats and waxes), so winterize the oil before you begin. You can see a color gradient between the water and the hexane layer but it is impossible to tell where one starts and one ends. I often remove the water gunk by tossing the dish into my freezer. We feel the purity of our medicine would be irrelevant considering there are no alternatives due to tyranical laws. Once dissolved, I place the mixture in a 0 degree freezer for 48 - 72 hours. While THCA is a useful cannabinoid on its own, the synergistic effects of cannabinoids and terpenes are not to be underestimated. Nucleation is when atoms begin to bond together due to reaching a specific temperature called the solidification temperature. It will pop under vacuum when those water pocket burst under the oil so a cover is necessary on the dish. It has a burnt taste not normally present when vaped above 365F but is sweet below that. what if it is green? I have gone to using activated carbon pellets only in the vapor stream of my Vapir One vaporizer which is packed with carbon pellets in the chamber that the vapor passes into prior to the breathing tube. It would be a huge help to my career, thanks! You can soak over night without picking up chlorophyll and extremely low water and water soluble extraction. I think of water and hexane as two extremes - most polar I have and least. Fire Hazard Boiling point 97F. I have really messed up extracts through a variety of experiments and this method cleans them up to pristine. My hunch is that environmental factors like ambient temp, the times of reaction involved, and maybe even a dirty seperatory funnel may have been factors I could not duplicate, and the fraction that I described was only a small percentage of the THC I recovered from the hexane layer so I did not try more than a few times to repeat the idea. Given our 30ppm taste sensory threshold and our 130 ppm odor threshold, we can detect its presence, long before we reach levels of concern. Oops! GW. As a matter of fact, prior to winterizing I intentionally add dust or sand of some sort to the disolved mix which increases wax removal orders of magnitude better that filtered extract/solvent. Invalid username/email. More on hexane purging in the subsequent process description for serious scrubbing: To put this process into perspective, I once collected all of my pipe bowl scrapings and roaches until I had about a pint of them, and dumped that into the container of black denatured alcohol, that I had been cleaning my pipes in. Hey skunkpharm! Put makeup on. After removing the hexane, you can winterize with Ethanol to remove the plant waxes, and help purge the remaining hexane. 6) The seperatory will reveal at least two layers and in the first stage sometimes a third. Could you please tell me what that bottle top filter contraption is? A personal disclaimer; I involve one more step that requires flame to volitize the remaining hydrocarbons out of the extract. Invalid username/password. Because I didn't want to mess up a separatory funnel with the black foul smelling mess, I poured the solution in a 1 gallon Ziploc bag, to which I added equal amounts of water and hexane. Bake it at 275F-300F until the cooled product is dark brown and crumbles easily between your fingers. keep pentane in liquid state if becomes oil like viscosity add a small amount of pentane too much and you will dissolve thc-a too little and you will not be dissolving the unwanteds anymore ISO wash done at room temperature, overnight. For iso, it takes (I am told) 15 grams of iso to really cause hurt most sane persons wouldn't want. I suggest that you start with a small sample and see how it works for you! Dissolve in warm pentane then cryo crash again? http://www.coleman.com/uploadedFiles/Content/Customer_Support/Safety/lantern.pdf So time, temp, state of decarboxylation(therefor boiling point and acidity), residual solvents from extraction, and a littany of other "little" things can and will have a big impact on results. Because butane is non polar and considered insoluble in water, it is the longest chain alkane that is still slightly water soluble at 0.0325 vol/vol (3.25%). Once that's done, seal the concentrate in a container and leave it for two to three weeks. Garden. I siphon off the amber precipitate with a medicine dropper. Run the rotovap again. And then repeat steps 1-7? Maybe you could get patent on dust free extract and sell it and get rich - heck if you get rich enough even you might be President some day. Dissolve the entire batch in just enough rubbing alcohol to make it dissolve. In meterology this is called "condensation particulate" and dust was once added to clouds in an attempt to seed the rain. What is the difference between hexanes and petroleum ether After winterizing and seprating the wax, would it be wise to keep oil solution cold like very cold? I generally see the best results going from the most non polar solvent (hexane) and proceeding towards the least polar solvent one step at a time in the seperatory funnel. I handle the oil using a medicine feeder for rodents I got at Petco. Go Ducks! Easy to visually identify each substance mostly by color this way. This method is as safe as any method and I personally consume 100% of all extracts I process. I have a half pound of green wax, Maui Waui, it's orange when looked at in the light. or just that less time is needed? Was thinking this may be a good experiment but I think the main impurity is oily so would probably migrate to the hexane layer. Cook at 275 F for one long nap, or until any visible signs of smoke or vapor cease. We are way over budget and we thought this would be the cheapest way to achieve high yield with one wash. We were able to justify the cost based on the number of samples we ran and the cost to have a lab run them for us. I just scanned through the site and it doesnt look like Joe ever published his chromatography results, so Ill publish something using a picture of his samples, to explain the issues with color and other non-targeted elements. N-PENTANE | CAMEO Chemicals | NOAA The smoke is horrible so I don't believe any THC is left at this point. How long a quick wash at what temperature? C over the course of 5-30 days. Close the vessel and very slowly increase the temperature to 25-35. While the black color was gone, slight ashtray undertones could still be tasted, so further refining was necessary with activated charcoal, but we will cover that as a separate subject. I know I need to, or can use a cold hexane or pentane to wash them through a Buchner. The deviation from routine extraction begins here. You seem to be blissfully unaware that we don't sell any concentrates to anyone, period. Cheers. illustrated walkthrough of doing a hexane wash (Cannabis) Vapor density: 2.97 5. I can think of a lot of things I would like to have extract from. Once youve achieved your desired crystal growth, purge the residual solvents from the terpene layer and crystals using a large glass (e.g., Pyrex) dish that allows you to create a thin layer of terpenes, maximizing the surface area. The waxes left over, by the way, work GREAT as a skin softener. Prior to centrifuge I would place the tubes in my freezer which is set to lowest temp. God damn! https://vimeo.com/166726729. you will dissolve more thca than wanted I learned you cannot cook it out. I filtered the hexane and poured that into a Pyrex pie plate, which I blew air over with a fan to evaporate off. If an extraction auto-budders on me, I tend to use an ethanol wash with Klean Xtract. The sorption and desorption of n-pentane vapor by porphyrin aluminum metal-organic framework Al-MOF-TCPPH2 where TCPPH2 is tetrakis(4-carboxyphenyl)porphyrin linker were studied by a novel method of in-situ . My results came by googling "salting down alcohol". They list n-Hexane as a class two solvent with 290 ppm concentration limits, and a total PDE of 290 mg/day. Hi Thanks for the valuable knowledge. I have successfully purged to nearly pure so many grams of extract that my cupboards are overflowing with tiny plastic pucks and their lids lolz - AND I cleaned them out already!!! PDF SAFETY DATA SHEET - Airgas Ive tried to read as many threads as I can find on the subject, but most use butane for THC-A or if pentane is used, its to recrystallize CBD. What I just typed is how I would attempt it. The extracts slowly leach out. Google "salting out water in rubbing alcohol" and there are sites that will explain this. We still have just one question - does the Hexane/Saline water wash impact the yield? Redissolve. In the video I am processing extract into a more refined product which I vape happily, and the video starts as the centrifuge of the isopropyl alcohol and extract mix are finish slinning the waxes out. It appears however that azadirachtin by itself is hydrobolic and miscible in water. GW, Hi Let the mix settle for a few minutes then stir in non-iodized salt so it is a layer about a 1/4 thick or so on the bottom of the vessel (small tube or jar). No reason to wait to add the alcohol. This HTSFE is comprised of high potency THCA crystals with a layer of terpenes. Extract can take a VERY long time to decarboxylate. Method #2, rotovap, or any other way to reclaim. I put the dispensary extract in a couple of tea bags. The water layer underneath was clear. Was looking for more info on dissolving an recrystallizing in pentane. http://www.collectioncare.org/MSDS/naphthamsds.pdf There is a very small amount of salt left in the extract, because when I chew it the salt is detectable. I find that IPA cleans up dispensary extracts quickly, safely, and from this simple process I obtain nearly pure THC/CBN/CBD/ terpenes etc. Rinse in hot water until cleans. What is the best way? That might be another solution. If it is not chalk white, evaporate and oil will be recoverable. C or colder for 48 hours. Creating THCa Crystalline | Cannabis Tech Thank you again and best wishes! 1) It is IMPERATIVE that all traces of hexane or any other solvent be removed. #8run dissolved liquid into coffee filter back into a clean jar this is to prevent unwanted seeds from starting, #9(room temp) The question assumes a lot. correction - "condensation nuclei" (it has been decades since my meterology courses in professional pilot school), I'm pretty sure I get the picture, but question whether you do or not brother/dude/man, as well as your intent in wording your input. #2 break up hc in uniform sand like grain - How much should we reduce the volume of the methanol? May Life not life on you too often. What is left of the plate is black, and runny at room temp. Could I use pure acetone to re-dissolve my oil (as I use acetone to extract it from plant material anyways) and then simply salt water-wash that in a separatory funnel to clean it, then evaporate the acetone on a 140F hot plate? So I am working on extracting some lovely compounds from plant matter only problem is I left it in alcohol for several days longer than expected. Leave the vacuum on to dry the crystals at the end. Hexane has been unpredictable for me in the seperatory funnel in terms of repeatable results. I did mine with left over jar wash and trim runs that people had laying around, My first attempt yeilded bigger diamonds then the hot jar tek. Flash point 57F. You will receive a link to create a new password. ;). Then the bottom portion can be removed through the bottom port. As the saying goes, the poison is in the dosage, so leave us please keep N-Hexane's potential nature in perspective, which includes never losing sight of it. Place that dissolved mixture in front of a fan in an open container so the fan ripples the water. It can however, be fractionalized by adding salt. Extremely potent this way, likely owing to the possibility of DEEP lung inhalations without coughing. D Gold, Author of Cannabis Alchemy, 1971, Shares Cannabis Extraction History Unfolding! 5) Spin the tubes at 4000 rpm for 20-30 minutes. I am sure about others, but for me Hexane is very expensive. Alumina is basically the grit on sandpaper and is as toxic as sand. A Guide to Cannabis Diamonds and How They Are Made This means it is designed to sublimate frozen water into water vapor, skipping the liquid phase. Since you are posting on a marijuanna site I assumed of course your concern was neem oil as an insecticide which contains the naturally occuring azadirachtin.