Calcium Hydroxide
✓ EU AllowedIdentification
CAS Number 1305-62-0
EINECS / EC 215-137-3
CosIng Ref 28264
Chemical Name Calciumdihydroxide,
Formula CaH2O2
Mol. Weight 74.09 g/mol
Function & Classification
Primary Function Buffering
Origin Mineral
Category pH Adjusters
EU Regulatory Status
Max Leave-on 7%
Conditions of Use (a) Contains alkali
Avoid contact with eyes
Keep out of reach of children
Can cause blindness
(b) Contains alkali
Keep out of reach of children
Avoid contact with eyes
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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