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How to use rotary evaporator for cannabis distillation?

Released on Apr. 21, 2018

How to use rotary evaporator for cannabis distillation?

  As we known, cannabis contains 80 types of actives compounds that are only found in cannabis, which known as cannabinoids. CBD and THC are the main components in cannabis, how to draw out the components? Simply to use a rotary evaporator.When applying a rotary evaporator for cannabis extraction. solvents is the key material that make the whole chemical reaction possible. In last post we talked about how to extract cannabis by a rotary evaporator, we’ve mentioned that ethanol is used as the solvents for cannabis extraction. Do you know why choose ethanol for cannabis extraction?


  The main reason is ethanol doesn’t require high pressure, which in an other way, it is more safer in cannabis extraction process. Processors like to choose ethanol also because it can dissolve polar(hydrophilic) and nonpolar(hydrophobic) substances. What’s more, ethanol creates a full-spectrum concentration. It means you can draw out both big-name cannabinoids (CBD/THC) and smaller concentrations. Ethanol is considered as the most effective and safest cannabis extraction solvents.Basically there are 3 steps: extract the desirable, winterize the concentrate and distill the concentration. A rotary evaporator or other vacuum distillation instruments is used at this time to remove ethanol. If you choose cryogenic ethanol instead of warm ethanol, don’t forget to winterize the concentrate.Ethanol is classic, efficient and safe, but of course it is not the only option for cannabis extraction. Other two popular solvents: butane and supercritical CO2 also alternative choices.Nowadays, with cannabis become a legal product in more areas, cannabis business is facing an increasingly blooming future. The rotary evaporators, chillers and vacuum pumps which all could be found here at Zhengzhou Well-known Instrument & Equipment Co.,Ltd. Please feel free to contact me .


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