Hydrogen peroxide and other compounds or mixtures that release hydrogen peroxide, including carbamide peroxide and zinc peroxide, with the exception of the following substances in Annex II: No 1397, 1398, 1399
⚠ EU RestrictedIdentification
CAS Number 7722-84-1
EINECS / EC 231-765-0
CosIng Ref 28254
Chemical Name hydrogen peroxide
IUPAC Name —
Formula H2O2
Mol. Weight 34.015 g/mol
SMILES OO
InChIKey MHAJPDPJQMAIIY-UHFFFAOYSA-N
Function & Classification
EU Regulatory Status
Max Leave-on 12%
Conditions of Use (a) (f) Wear suitable gloves
(a) (b) (c) (e)
Contains hydrogen peroxide
Avoid contact with eyes
Rinse immediately if product comes into contact with them.
(e) Concentration of H2O2 present or released indicated in percentage.
Not to be used on a person under 18 years of age.
To be only sold to dental practitioners. For each cycle of use, the first use to be only done by dental practitioners or under their direct supervision if an equivalent level of safety is ensured.
Afterwards to be provided to the consumer to complete the cycle of use.
f) To be printed on the label:
‘For professional use only.
Avoid contact with eyes.
Rinse eyes immediately if product comes into contact with them.
Contains hydrogen peroxide
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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