Acid Orange 7
CAS 633-96-5 EC 211-199-0
Sodium 4-[(2-hydroxy-1-naphthyl)azo]benzenesulphonate (CI 15510)
Limited Data
Insufficient safety data available. Consider enriching this ingredient.
Details
Description
Sodium 4-[(2-hydroxy-1-naphthyl)azo]benzenesulphonate (CI 15510)
Purpose
Function
HAIR DYEING
Profile
Properties
Silicone
Silicone free
Compliance
Regulatory Status
EU
Permitted
Safety
MODERATE
US
Restricted
Absorptionlow
Sensitizationmoderate
MoSnot established
NOAEL2.5 mg/kg
ConcernModerate
Flags
coloranteu_children_restrictedifra_fragrance
Verdict
Azo dye that may metabolize to aromatic amines; further data requested for hair dye use above 1%
US Note
Not FDA-listed for cosmetic use
Assessment
Ratings
Reference