Residual Solvents

riˈzijo͞oəl sälvənts | Noun

Any remaining solvent present in cannabis extracts from the solvent that was used during the extraction process. Common solvents include propane, ethanol, and butane. Most jurisdictions limit the amount of residual solvents allowed in a packaged product.

 

Residual solvents are typically removed when the necessary purging methods are properly performed.

 

The state of Oregon has strict limits on the amount of residual solvents allowed in cannabis products.