Ingredient
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Acid Green 1

✓ EU Allowed

Identification

CAS Number 19381-50-1
EINECS / EC 243-010-2
CosIng Ref 31615
Chemical Name Trisodium tris[5,6-dihydro-5-(hydroxyimino)-6-oxonaphthalene-2-sulphonato(2-)-N5,O6]ferrate(3-) (CI 10020)
Formula C30H15FeN3Na3O15S3
Mol. Weight 878.5 g/mol

Function & Classification

Primary Function Colorant
Category Colorants & Pigments

EU Regulatory Status

🇪🇺
✓ Allowed — EU Reg. 1223/2009 II/1342 (Acid Green 1; CI 10020: 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 →