Ingredient
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CI 50420

✓ EU Allowed

Identification

CAS Number 8005-03-6
EINECS / EC -
CosIng Ref 32778
Chemical Name Sulfonated nigrosine color; CI acid black 2
Formula C22H14N6Na2O9S2
Mol. Weight 616.5 g/mol

Function & Classification

Primary Function Cosmetic Colorant
Origin Synthetic

EU Regulatory Status

🇪🇺
✓ Allowed — EU Reg. 1223/2009 IV/84 (CI 50420) II/1359 (CI 50420: when used as a substance in hair dye products)

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

Suppliers & Documents

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Documents

External Resources

INCIDecoder → EU CosIng →