Hydroxypropyl bis(N-hydroxyethyl-p-phenylenediamine) and its tetrahydro-chloride
⚠ EU RestrictedIdentification
CAS Number 128729-30-6 -- 128729-28-2
EINECS / EC 416-320-2
CosIng Ref 84435
Function & Classification
EU Regulatory Status
Conditions of Use Hair colourants can cause severe allergic reactions
Read and follow instructions
SCCS Opinion View SCCS opinion →
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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