COSMEMASTERS, the first cosmetic ingredient course and community service platform in China, is a gathering place for “ingredient analysis officers”. We are committed to creating a scientific, systematic and professional cosmetic ingredient knowledge system for you, so that you can make less detours on the road of skincare and stand out in the workplace. 6 senior lecturers with backgrounds of top 500 beauty companies and more than 10 years of experience will take you to open a new chapter of cosmetic knowledge!
| COSING Ref No | 32753 |
| INCI name | CI 42051 |
| 标准中文名称 | CI 42051 |
| INN name | |
| Ph. Eur. Name | |
| CAS No | 3536-49-0 |
| EC No | 222-573-8 |
| Chem/IUPAC Name / Description | Bis[hydrogen [4-[4-(diethylamino)-5'-hydroxy-2',4'-disulphonatobenzhydrylidene]cyclohexa-2,5-dien-1-ylidene]diethylammonium], calcium salt |
| Restriction | IV/60 (CI 42051) II/1356 (Acid Blue 3; CI 42051: when used as a substance in hair dye products) |
| Function |
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.
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