Acid Red 18
Used in cosmetic products as hair dyeing. Acid Red 18 is classed chemically as a monoazo colour.
- Allowed with restrictions, Annex III/192
- Allowed colorant, Annex IV/35
Annex III/192: 0.5% ban substances that deplete the ozone layer
The chemical behind this ingredient
Structure, properties, safety data and price information live on the chemical page.
IUPAC name: trisodium, 7-hydroxy-8-[(4-sulfonatonaphthalen-1-yl)diazenyl]naphthalene-1,3-disulfonate
- 2D structure and identifiers
- Measured and computed properties
- GHS safety summary
- Suppliers, prices and trade data
Acid Red 18 suppliers
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Frequently asked questions
What is Acid Red 18 used for in cosmetics?
Acid Red 18 is used in cosmetic products as hair dyeing. Acid Red 18 is classed chemically as a monoazo colour.
Is Acid Red 18 restricted in cosmetics in the EU?
Acid Red 18 is listed in the annexes of EU Cosmetics Regulation (EC) No 1223/2009: Annex III/192 (allowed with restrictions), Annex IV/35 (allowed colorant). Annex III/192: 0.5% ban substances that deplete the ozone layer Always check the full annex entry for the conditions of use.
What is the CAS number of Acid Red 18?
Acid Red 18 is listed with CAS number 2611-82-7 and EC number 220-036-2.
Where can I buy Acid Red 18?
8 suppliers list C.I. Acid Red 18, trisodium salt on CompoundList. Compare them below or post a buy request with your grade and quantity.