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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. | ||