CI 42520
CI 42520 is a cosmetic ingredient used as a colorant, hair dyeing agent. It is used in 1 products in our dataset. It is regulated in the EU (listed in a Cosmetics Regulation annex).
| INCI name | CI 42520 |
| Function | COLORANT, HAIR DYEING |
| CAS number | 3248-91-7 |
| EC number | 221-831-7 |
| Prevalence | 1 products (0% of dataset) |
| Most used in | Haircare |
| EU status | Restricted (annex ) |
| Monthly searches | 20 |
Used in
Other Styling 100%
Frequently asked
- What does CI 42520 do in skincare?
- CI 42520 functions as a colorant, hair dyeing agent in cosmetic formulas.
- Is CI 42520 allowed in cosmetics?
- Yes, but it is regulated in the EU — it appears in a Cosmetics Regulation annex with usage conditions.
- What products contain CI 42520?
- It is most commonly found in Haircare products, especially other styling (100% of its uses).
Manufacturers with experience using CI 42520
Match with vetted US contract manufacturers that have hands-on experience formulating with this ingredient.