




FAQ (Frequently Asked Questions)
1. What is the CAS number and INCI name of ammonium persulfate?
The Chemical Abstracts Service (CAS) number for ammonium persulfate is 7727-54-0, and its International Nomenclature of Cosmetic Ingredients (INCI) name is Ammonium Persulfate.
2. What is ammonium persulfate?
Ammonium persulfate is an inorganic salt with the chemical formula (NH₄)₂S₂O₈. It appears as a white crystalline powder and is known for its strong oxidizing properties. In the personal care industry, it is primarily used as an oxidizing agent in hair bleaching and lightening products.
3. How does ammonium persulfate function in hair bleaching products?
In hair bleaching formulations, ammonium persulfate acts as an oxidizing agent that helps to decolorize or lighten hair by oxidizing the natural pigments present in the hair shaft. This process effectively lightens the hair color, preparing it for further coloring treatments if desired.
4. Is ammonium persulfate safe for use in personal care products?
Ammonium persulfate is considered safe for use in hair colorants and lighteners designed for brief, discontinuous use, followed by thorough rinsing from the hair and skin. However, it is important to follow product instructions carefully and conduct patch tests when recommended, as some individuals may experience sensitivity or allergic reactions.
5. Are there any precautions to consider when using products containing ammonium persulfate?
Yes, when using hair bleaching or lightening products containing ammonium persulfate, it is advisable to:
Perform a patch test to check for any allergic reactions.
Use in a well-ventilated area to avoid inhaling fumes.
Follow the manufacturer's instructions carefully.
Wear protective gloves to minimize skin contact.
These precautions help ensure safe and effective use of the product.