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Annex IV Entry 46 14/08/2020

Sodium 4-amino-5-hydroxy-3-[(4-nitrophenyl)azo]-6-(phenylazo)naphthalene-2,7-disulphonate

CI 20470

Sodium 4-amino-5-hydroxy-3-[(4-nitrophenyl)azo]-6-(phenylazo)naphthalene-2,7-disulphonate appears in Annex IV as a positive-list colorant entry for EU cosmetics. Maximum concentration in this record: Rinse-off products.

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Permitted colorant— Annex IV, EU Regulation 1223/2009
Max conc.: Rinse-off products
Entry: 46

Record details

Maximum concentration

Rinse-off products

Colour index or glossary

CI 20470

Chemical name

Sodium 4-amino-5-hydroxy-3-[(4-nitrophenyl)azo]-6-(phenylazo)naphthalene-2,7-disulphonate

Chemical / IUPAC name

Sodium 4-amino-5-hydroxy-3-[(4-nitrophenyl)azo]-6-(phenylazo)naphthalene-2,7-disulphonate

Color

Black

Regulatory information

Regulation

(EC) 2009/1223

Identified ingredients

Key data

CAS
1064-48-8
EC
213-903-1
Annex
IV
Entry number
46

Inventory links for Sodium 4-amino-5-hydroxy-3-[(4-nitrophenyl)azo]-6-(phenylazo)naphthalene-2,7-disulphonate

Inventory Restriction reference
Ref 32739

CI 20470

CAS: 1064-48-8
EC: 213-903-1

Direct matches are limited for this record, so nearby entries from Annex IV are shown as well.

Annex III 295
Shared CAS number

Acid Black 1

CAS: 1064-48-8
EC: 213-903-1
Annex IV 45
Nearby record in the same annex

CI 20040

CAS: 5979-28-2
EC: 227-783-3
Annex IV 47
Nearby record in the same annex

CI 21100

CAS: 5102-83-0
EC: 225-822-9
Annex IV 44
Nearby record in the same annex

CI 19140

CAS: 12225-21-7; 1934-21-0
EC: 235-428-9; 217-699-5
Annex IV 48
Nearby record in the same annex

CI 21108

CAS: 5567-15-7
EC: 226-939-8
Annex IV 43
Nearby record in the same annex

CI 18965

CAS: 6359-98-4
EC: 228-819-0
Annex IV 42
Nearby record in the same annex

CI 18820

CAS: 6359-82-6
EC: 228-808-0
Annex IV 50
Nearby record in the same annex

CI 24790

CAS: 13421-53-9
EC: 236-531-1
Annex IV 41
Nearby record in the same annex

CI 18736

CAS: 6408-26-0
EC: 229-051-9
Annex IV 40
Nearby record in the same annex

CI 18690

CAS: 5601-29-6
EC: 227-022-5

What Annex IV means for Sodium 4-amino-5-hydroxy-3-[(4-nitrophenyl)azo]-6-(phenylazo)naphthalene-2,7-disulphonate

Sodium 4-amino-5-hydroxy-3-[(4-nitrophenyl)azo]-6-(phenylazo)naphthalene-2,7-disulphonate is an approved colorant listed in Annex IV of EU Cosmetics Regulation 1223/2009. Only colorants on this positive list may be used to colour cosmetic products on the EU market.

Some colorants in Annex IV are restricted by product type — for example, prohibited from use around the eyes or in products applied to mucous membranes. Check the product type and conditions fields above before use.

This record is linked to 1 CosIng inventory ingredient for name and identifier cross-reference. The page also surfaces 12 related annex records with overlapping identifiers, annex logic or naming patterns.

Compliance checklist

  • Confirm colorant is used only in permitted product types listed above.
  • Record the Colour Index number and CAS identifier in the ingredient declaration.

Frequently asked questions

Yes. Sodium 4-amino-5-hydroxy-3-[(4-nitrophenyl)azo]-6-(phenylazo)naphthalene-2,7-disulphonate is included in Annex IV of EU Cosmetics Regulation 1223/2009 as a permitted colorant. Only colorants on this positive list may be used to colour cosmetic products in the EU. Check the product type conditions above for any use restrictions.

CAS 1064-48-8 is the unique numerical identifier assigned to Sodium 4-amino-5-hydroxy-3-[(4-nitrophenyl)azo]-6-(phenylazo)naphthalene-2,7-disulphonate by the Chemical Abstracts Service. In cosmetic compliance work, the CAS number is used to cross-reference the substance across regulatory databases, raw material specifications and safety assessment reports. Multiple EU annex entries may share the same CAS number if the same substance appears under different conditions or in different annexes.

The maximum concentration of Rinse-off products applies to the concentration of the substance in the ready-to-use cosmetic product. When the substance is supplied as part of a blend or mixture, the calculation must account for the contribution of all sources in the formulation. The combined concentration must not exceed the stated limit.

Use the INCI Checker tool on this site to paste your full ingredient list (INCI) and scan it against all Annex II–VI entries. The tool highlights any ingredients that match restricted, prohibited or allergen-flagged records. This is useful for rapid compliance screening of finished product formulas or raw material declarations.
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Source note for Annex IV record Sodium 4-amino-5-hydroxy-3-[(4-nitrophenyl)azo]-6-(phenylazo)naphthalene-2,7-disulphonate

This page summarizes one Annex IV record for Sodium 4-amino-5-hydroxy-3-[(4-nitrophenyl)azo]-6-(phenylazo)naphthalene-2,7-disulphonate from public European Commission cosmetic materials and adds linked inventory or identifier matches when available.

Use this record page to review Annex IV conditions for Sodium 4-amino-5-hydroxy-3-[(4-nitrophenyl)azo]-6-(phenylazo)naphthalene-2,7-disulphonate, but confirm any final regulatory decision against the current official annex wording and source files.

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