Skip to content

Colorant

CI 18820

CAS 6359-82-6 Updated
55

Safety score · 0–100

Moderate

Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.

About

CI 18820 — a monoazo yellow colorant used in rinse-off cosmetic products under EU purity standards. Like other azo dyes, it carries aromatic-amine impurity and mild sensitization concerns.

Function

COLORANT

Skin benefits

  • Bright yellow azo colorant
  • Stable shade in cosmetic bases

Known concerns

  • Azo dye — possible aromatic-amine impurities
  • EU purity standards required
  • Sensitization risk in susceptible users

References

EU

EU CosIng database

European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.

Related colorants

55
8,18-Dichloro-5,15-diethyl-5,15-dihydrodiindolo[3,2-b:3',2'-m]triphenodioxazine
Colorant
 55
ACID BLUE 9
Colorant
 55
ACID BLUE 9 ALUMINUM LAKE
Colorant
 55
ACID BLUE 9 AMMONIUM SALT
Colorant
 55
ACID RED 87
Colorant
 55
ACID YELLOW 1
Colorant
 55
ALUMINUM
Colorant
 55
ALUMINUM POWDER
Colorant

Check your shelf

Find CI 18820 in your products.

Scan any cosmetic product with LuxSense to see if it contains CI 18820 and get a full ingredient breakdown with safety scores.

This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve — always read the physical product label and consult a healthcare professional for personal concerns.