HC BLUE NO. 4
⚠ EU RestrictedIdentification
CAS Number 158571-57-4
CosIng Ref 34192
Chemical Name 9,10-anthracenedione, N-methyl-1,4-diamino-, product with chloromethyloxirane and 2-aminoethanol
Function & Classification
Primary Function HAIR DYEING
EU Regulatory Status
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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Documents