Cetylpyridinium Chloride
⚠ EU RestrictedIdentification
CAS Number 123-03-5
EINECS / EC 204-593-9
CosIng Ref 32626
Chemical Name 1-Hexadecylpyridiniumchloride,
Formula C21H38ClN
Mol. Weight 340 g/mol
Function & Classification
Primary Function Antimicrobial
Secondary Functions ANTISTATIC; DEODORANT; ORAL CARE
Origin Synthetic
Category Preservatives
EU Regulatory Status
Max Leave-on 0.08%
Max Rinse-off 0.08%
Restrictions 0.08%
Conditions of Use Oral care: max 0.1%. Other: max 0.1%.
SCCS Opinion View SCCS opinion →
Safety Profile
2 / 10
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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