Solvent Extraction Methods

Hydrocarbon Extraction: This method uses ____ and ___ as a solvent to extract desired compounds, such as cannabinoids and terpenes.

Popular products produced with this method:

Butane and propane.

Live resin, wax, shatter, budder

How does the hydrocarbon extraction method work?

Butane and /or propane is washed through the cannabis plant material, stripping it of compounds such as cannabinoids and terpenes. The liquid is strained in order to separate it from the plant, then it is purged, meaning the removal of butane and other foreign substances. This is done by using a vacuum oven to evaporate the undesired substances.

NOTE: residual chemicals can still be present, however they are tested for and are not usually harmful.

CO2 based extraction: Uses concentrated ____ as a solvent. the ___ is manipulated with ___ and ____ to create a liquid like substance that passes over the plant material to pull (extract) the desired compounds.

By changing the ___ and ___ extractors are able to target specific compounds in the plant.

CO2 gas

CO2

Heat and pressure

temperature and pressure

CO2 extracts require extensive processing that can remove more delicate ____

CO2 extraction is known as a tuneable solvent, why?

Many people believe that CO2 extacts are ____ and ____ than hydrocarbon extraction.

Often times you will have re-add _____

Terpenes

Because of its ability to target different compounds.

Cleaner and safer

Terpenes

Alcohol Extraction:

Cannabis plant is soaked in ______ alcohol or -___.

Purging alcohol based concentrates is done by ______ the alcohol using ______ control.

This method is well suited for _____ ______. but can remove some delicate ____.

Isopropyl alcohol or Everclear

Evaporating, temperature control

Vape cartridges, terpenes

Alcohol extraction is the basis of some products such as ___ ___ ___ (RSO)

and some ______ and _____ can also be made with this method.

Traditionally ____ are made using this method.

_______ laws forbid companies from using alcohol in cannabis products.

Rick Simpson Oil

Shatters and budders

Tinctures

Canadians laws