CI 17200

CI 17200 is a monoazo colorant, with the chemical name Disodium 5-amino-4-hydroxy-3-(phenylazo)naphthalene-2,7-disulphonate and its unsoluble barium, strontium and zirconium lakes, salts and pigments. That name extends the entry to the insoluble barium, strontium and zirconium lakes, salts and pigments. Its declared technical functions are colorant and hair dyeing. Its US INCI name is Acid Red 33, and the identified ingredients of the entry include ACID RED 33 and CI 17200.

CI 17200 is included in Annex IV of Regulation (EC) No 1223/2009, the annex of permitted colorants, with reference 37 and declared color red. In the CosIng inventory, its cosmetic restriction is recorded as "IV/37 (CI 17200) III/254 (Acid Red 33)". Entry III/254, in Annex III, corresponds to "Disodium 5-amino-4-hydroxy-3-(phenylazo)naphathlene-2,7-disulphonate (see note 17); (CI 17200)", with the product type "Hair dye substance in non-oxidative hair dye products" and a maximum concentration of "0.5 %". The inventory also lists ACID RED 33, with the hair dyeing function and the chemical name "Disodium 5-amino-4-hydroxy-3-(phenylazo)naphthalene-2,7-disulphonate (CI 17200)".

The chemical descriptions of CI 17200 and ACID RED 33 in the inventory class both as monoazo colorants. In general terms, colorants give color to the product or the application area, and hair dyeing ingredients give color to the hair. The information presented is for technical reference only and does not constitute a recommendation for use or an efficacy claim.