Ingredient

SODIUM SULFITE

⚠ EU Restricted

Identification

CAS Number 7757-83-7
EINECS / EC 231-821-4
CosIng Ref 38095
Chemical Name disodium;sulfite
IUPAC Name
Formula Na2O3S
Mol. Weight 126.05 g/mol
SMILES [O-]S(=O)[O-].[Na+].[Na+]
InChIKey GEHJYWRUCIMESM-UHFFFAOYSA-L

Function & Classification

Primary Function ANTIOXIDANT
Secondary Functions HAIR WAVING OR STRAIGHTENING; REDUCING

EU Regulatory Status

🇪🇺
⚠ Restricted — EU Reg. 1223/2009 III/99 V/9

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