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A strong organic acid primarily used in industrial applications and as a chemical intermediate, not a direct cosmetic ingredient.
May aggravate
Safety summary
Primarily used in industrial applications and sometimes in hair dyes. It can be an irritant, especially to skin and eyes, and is typically used in rinse-off products at low concentrations.
CAS Number
104-15-4
For informational purposes only. This is not medical advice. Always patch test new products and consult a dermatologist for skin concerns.