Question
Gepost op: 29 mars 2026Does anyone know "anthrasoli" for the following preparation: salicylic acid 5, castor oil 50, anthrasoli 5, olive oil ad 100? Since anthrasoli was used for both alcohol and oil solutions and given the presence of oil in this formula, would it be appropriate to prepare 20 g of a 5% coal tar dispersion (5.0 g coal tar and liquid paraffin up to 100 g) by gently mixing the tar into the oil in portions, heating gently if necessary, and transferring it to a dark brown glass container?
Answer
Gepost op: 29 mars 2026Discussion of the Preparation
The name Anthrasoli is used as a synonym for both an alcoholic solution and an oil dispersion. Within the context of the formula to be prepared, the oil dispersion is preferred. Given the presence of oil in the final formula, a 20 g dispersion can be prepared for Anthrasoli according to the composition below.
Composition of coal tar dispersion 5% (100 g)
- Coal tar: 5.0 g
- Liquid paraffin: up to 100 g
Modus operandi
- Gently mix the coal tar in portions with the liquid paraffin.
- Heat the mixture slightly if necessary for better mixing.
- Transfer the final product into a dark brown glass container.
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