Closed-loop extraction system

Closed-loop Extraction recycles hydrocarbon solvent or CO2 in a closed system, without releasing gas into the air. This process usually refers to butane or propane extraction and is much safer than open blasting. In fact, it is law Colorado concentrate producers to use this technique.

Related Terms

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  • P
  • Propane
    Propane is a three-carbon alkane that occurs as a gas at standard temperature. Propane is used as a solvent to create PHO and is higher quality than butane. Read More
  • Purging
    When residual solvent is removed from a concentrate, this process is referred to as purging. Read More
  • R
  • Remediation
    Remediation is to the process of removing or reducing undesirable compounds, such as pesticides, residual solvents, or contaminants, from cannabis extracts or products. Read More