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How to Vacuum Purge BHO: Vacuum Purging Equipment. In essence, much lower temperatures can be used to purge the butane without degrading any therapeutic compounds. This kind of BHO has not been vacuum purged, illustrating the absolute importance of vacuum purging in order to get the best possible quality product for your consumption. You need to wait longer. The oil should be the consistency of maple syrup. Attach the bottom to your tube and start packing from the top. Meaning… if you start with 100grams of product, you should get at least 10grams of shatter. Whilst there are many factors that contribute to low quality BHO, none is more prevalent or important as proper vacuum purging. Take it to a full vac. Some smaller, some bigger. Rotary vane pumps are an affordable alternative to diaphragm pumps. The water in your double broiler will be cool by now. In this case, the two-stage pump provides a deeper vacuum level compared to single-stage pumps. BHO vacuum purging requires a vacuum purge chamber and a vacuum to heat the extract at less than atmospheric pressure.
Ok, We use cookies and similar technologies for the following purposes: Do you accept cookies and these technologies? This is the third indispensable element to purge our BHO. Begin pouring the butane into the extraction tube filled with cannabis from the small vent opening on one end. For others that may be unable to shell out for the vacuum purge equipment, there are many processes for vacuum purging at home. This indicates that all active ingredients in the cannabis have been extracted.
Coffee filter and rubber band or hose clamp. Vacuum chambers vary in their heating capabilities, but the best chambers make sure that every part of the oil is evenly heated. Butane: I've used many different brands. A vacuum chamber, on a commercial level, features shelving units where an operator can place multiple mats or trays containing a thin film (slab) of the extract. No scraping, no loss of yield.
You have to be careful to keep the space well ventilated and be very careful of flames, spark and heat in general. Butane extraction tips. After a few minutes I like to let the atmosphere back in and then pull another vacuum, this allows any solvent that is in the system to get pulled out rather than forming a vapor layer in the chamber. When you vacuum purge your BHO, it boils away those nasty elements, solvents and impurities, leaving you with a purer, healthier and better tasting BHO. S important to emphasize that this tube must be specifically designed for the use with vacuum, otherwise it? At both ends, we find two adapters with a screw to connect the pump with the vacuum chamber without air leaks for a rapid and effective purge. It removes solvents used to create crude oil, helping ensure that your products pass state-mandated residual solvent limits. Place the vacuum chamber on your griddle and heat it up to 40-43 degrees Celsius. Make sure to have a fire extinguisher near by in case of emergencies.
Our goal when purging BHO is to achieve a system as close to -29. Of course, results from a vacuum purge vary by the type of equipment you are using. Trap the bud's moisture by freezing it to prevent the water acting as a solvent for water-soluble substances, which can pull out more of the undesirable chlorophyll compounds that can make your extract taste bad. Due to the explosive nature of the solvents involved, attempting this procedure in underventilated areas (e. g. such as a small apartment room or basement) can result in serious injury, death or the destruction of property. Mirror Test - To test butane of unknown quality, take a mirror or piece of glass and spray a good amount of liquid butane onto it. Do you vacuum purge your BHO concentrate?
In this first purge we remove an important amount of gas from our BHO, but it is not enough to get a marijuana oil 100% clean of impurities. "Fire Protection and Prevention", OSHA - Flammability of Gasses - Blankenship, C. (2013). Butane hash oil (BHO) is made from extracting high concentrations of THC from marijuana flower. You will use the air valve to control the pressure in the vac. When a gas expands it takes in heat from the atmosphere. I've found that using a coffee filter, in addition to the fine screen, produces a cleaner, clearer product. A parchment paper or pyrex dish can work as an alternative. Must have dropped down only to 200°F before replacing it, and it turned out a dark brown color, pull-and-snap consistency.
Light switches taped down. Transfer your BHO onto the sheet. The important thing here is that all fittings, hose clamps, rubber stoppers, etc, are secure! One you have safely boiled off the majority of your butane, you will be left with the BHO in the pan, as it reaches a syrupy consistency, and can be scraped up, use a single edge razor blade to scrape it up, and place your dab on a silicone mat. Over time (hours or days), there will be fewer bubbles; this indicates that any remaining solvent has been removed from the product by outgassing.
Keep the bottom valve open slightly until only air is coming out. I've been hesitant to write this article, because articles on Shatter, bring the stoner squids out of the woodwork. The first thing to do is set up your extraction tube, and fill it with bud. If you are the handy type and see value in creating things from scratch, here is a great video on making a vacuum chamber. This tube features high pressure resistance during the vacuum process, without getting blocked by the suction power generated by the pump. You don't want your weed too finely ground to the point that you can taste a harsh, bitter and grassy flavor in the end product. It is important to highlight and remember that during a BHO extractions we are using butane gas, and we must be extremely careful when we deal with any volatile product that can be set on fire with a simple spark produced by a lighter, by the brushing of one metal with another metal, by heat sources, electronic devices, certain types of clothes, etc. Vacuum purges will need to be performed multiple times until you're left with a great-looking BHO that has a thick and viscous consistency. From Food Savers to hand pumps, there is something that everyone can use. Not a bath, in another container... pouring very warm water in your pyrex container once your have ran the tubes? Let a good amount of butane come out (about a full can), then close the bottom valve. These pumps operate at close-to-zero pressure for extended time periods, but require more regular upkeep. Use your thermometer gun to keep an eye on the temperature in the vacuum chamber.
It has been deliberately designed to use the simplest, most available materials and equipment that are typically accessible to the average person while keeping the safety of both the producer as well as the local environment in mind. There also exist various other solvents that can be used. Be careful not to rip the coffee filter, especially when it is wet! This guide is provided for informational and educational purposes only. 92" inHg of pressure.