Ethyl alcohol denatured with diethyl phthalate, used as a solvent.
What it is
SD alcohol 39-C is, according to CosIng, ethyl alcohol denatured with diethyl phthalate in accordance with US regulations (27 CFR 21). Denaturing makes the alcohol unfit to drink. CosIng lists it as a solvent.
Where it is used
Found in perfumes, aftershaves, toners and other alcohol-based products.
Limits of interpretation
The INCI list shows which ingredients are present, not how much of each. Above 1%, ingredients are listed in descending order of weight; below 1% the order is free.
The designation SD alcohol 39-C comes from US regulations; the INCI list does not show the alcohol content of the product.
Functions
- Solvent
- Dissolving other components of cosmetics. Solvents are usually liquids (aqueous and nonaqueous).
EU regulation
This ingredient is not listed in the annexes of Regulation (EC) No 1223/2009 in the CosIng data.

