Acid Red 18
✓ EU AllowedIdentification
CAS Number 2611-82-7
EINECS / EC 220-036-2
CosIng Ref 31623
Chemical Name Trisodium 1-(1-naphthylazo)-2-hydroxynaphthalene-4',6,8-trisulphonate (CI 16255)
Formula C20H11N2Na3O10S3
Mol. Weight 604.5 g/mol
Function & Classification
Primary Function Colorant
Origin Synthetic
EU Regulatory Status
SCCS Opinion View SCCS opinion →
Safety Profile
No toxicology data available yet for this ingredient.
Check SCCS opinions or CIR reports for published safety assessments.
NOAEL · Dermal Absorption % · Sensitization
Formulation Guidelines
Usage level, pH range, solubility and addition phase not yet available.
Usage Level % · Addition Phase · Solubility
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