Cold water extraction: Difference between revisions

>David Hedlund
Avoid extraction altogether if you don't know how to dose it.
>David Hedlund
The most common use of CWE, among substance users, is to prepare injection solutions (see safer injection guide).
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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. The most common use of CWE, among substance users, is to prepare injection solutions (see [[safer injection guide]]). However, a whole batch can be prepared by CWE.


==Procedures==
# For lumped substances: Break them apart.
# For lumped substances: 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.