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INCI ingredient

CI 42520

Also listed as: Ci42520, Basic Violet 2 (Ci42520)

CI 42520 appears on 2 ingredient lists in our database, most often in hair dyes.

What it triggers

  • Vegan originYesno animal source
  • FragranceNonot a perfume ingredient
  • ParabenNonot a preservative of this family
  • SulfateNonot a sulfate surfactant
  • SiliconeNonot a silicone
  • AlcoholNonot a drying alcohol

What it does

CI 42520 appears on 2 ingredient lists in our database, most often in hair dyes.

It does not belong to any of the six groups we check, so it never changes a verdict.

We have not written the plain-language note for this ingredient yet; the facts above come straight from how it is classified.

Functions: colorant, hair dyeing

Products with CI 42520

in 2 products

Showing 2 of 2 products with this ingredient, most scanned first.

In the EU ingredient database

Functions listed by CosIng
  • colorant
  • hair dyeing
  • colorant: Exclusively or mainly intended to colour the cosmetic product, the body as a whole or certain parts thereof, by absorption or reflection of visible light; (precursors of oxidative hair colorants shall be deemed colorants). All authorised colorants are substances in the positive list of Annex IV to the Cosmetics Regulation 1223/2009.
  • hair dyeing: Imparting color to hair. Hair dyeing preparations may be temporary, semi-permanent, permanent, depending on the length of time the colorant remains on the hair.

CAS 3248-91-7 · EC 221-831-7

EU regulation

Listed in Annex III (ref. 278) of the EU Cosmetics Regulation, maximum concentration 0.5 %. a) Hair dye substance in oxidative hair dye products b) Hair dye substance in non-oxidative hair dye products IV/67 (CI 42520) III/278 (Basic Violet 2) a) To be printed on the label: The mixing ratio. “ Hair colorants can cause severe allergic reactions. Read and follow instructions. This product is not intended for use on persons under the age of 16. Temporary ‘black henna’ tattoos may increase your risk of allergy. Do not colour your hair if: — you have a rash on your face or sensitive, irritated and damaged scalp,— you have ever experienced any reaction after colouring your hair, — you have

Source: CosIng, European Commission. Informative, no legal value; the regulation text is the reference.

Classification from the INCI name; product lists from Open Beauty Facts.Report a mistake