Cold water extraction: Difference between revisions

>David Hedlund
It's extra important to dosage properly after the extraction!
>David Hedlund
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[https://en.wikipedia.org/wiki/Cold_water_extraction Cold water extraction] (CWE) is useful to filter cutting agent that doesn't dissolve in water. For example, caffeine is a common cutting agent with poor water solubility.
[https://en.wikipedia.org/wiki/Cold_water_extraction Cold water extraction] (CWE) is useful to filter cutting agent that doesn't dissolve in water. For example, caffeine is a common cutting agent with poor water solubility.


# Crush the substance.
# For crystals: Crush the substance. For lumps: Break them apart.
# Sift the powder with a coarse strainer, and then with a fine strainer, to make them easy to dissolve.
# Sift the powder with a coarse strainer, and then with a fine strainer, to make them easy to dissolve.
# Add the fine powder to a glass jar, and add 10 times more boiling water than the quantity of the substance, and shake well for 10 seconds. This should precipitate the soluble substances in the water.
# Add the fine powder to a glass jar, and add 10 times more boiling water than the quantity of the substance, and shake well for 10 seconds. This should precipitate the soluble substances in the water.