What does the restriction note for PONCEAU SX mean?

The restriction field for PONCEAU SX reads: II/1341 (Ponceau SX; CI 14700: when used as a substance in hair dye products). This is the restriction note from the CosIng inventory. For authoritative conditions and limits, always refer to the linked annex entries.

What other records share CAS 4548-53-2?

CAS 4548-53-2 may appear across multiple EU annex records. The CAS lookup page shows all Annex II–VI entries sharing this identifier, useful for identifying cross-annex regulatory status of the same chemical substance.

InventoryRef 3691713/08/2020

PONCEAU SX

Q: How do I check if my formula contains PONCEAU SX?

Use the INCI Checker tool on CosIng Checker to paste your full ingredient list and scan it against all EU annex records and allergen flags in one step.

Disodium 3-[(2,4-dimethyl-5-sulphonatophenyl)azo]-4-hydroxynaphthalene-1-sulphonate (14700)

PONCEAU SX is linked to 2 EU annex records on this page. Inventory note: II/1341 (Ponceau SX; CI 14700: when used as a substance in hair dye products).

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Inventory details for PONCEAU SX

INCI name

PONCEAU SX

Description

Disodium 3-[(2,4-dimethyl-5-sulphonatophenyl)azo]-4-hydroxynaphthalene-1-sulphonate (14700)

Annex records for PONCEAU SX

Annex II Restriction reference

Entry 1341

Disodium 3-[(2,4-dimethyl-5-sulphonatophenyl)azo]-4-hydroxynaphthalene-1-sulphonate (Ponceaux SX; C…

CAS: 4548-53-2

EC: 224-909-9

Annex IV Identified ingredient

Entry 18

PONCEAUX SX (CI 14700)

CAS: 4548-53-2

EC: 224-909-9

Key data

CAS

4548-53-2

224-909-9

Restriction

II/1341 (Ponceau SX; CI 14700: when used as a substance in hair dye products)

Function

HAIR DYEING

How PONCEAU SX appears in the CosIng inventory

The CosIng inventory lists PONCEAU SX as a cosmetic ingredient and this page links it to 2 annex records. The inventory entry captures names and identifiers, while the annex records show where the substance is prohibited, restricted or positively listed in EU cosmetics law.

PONCEAU SX is also tagged with 1 cosmetic function in the official data. Function labels describe intended use, but they do not replace regulatory review of linked annex records before formulation or labelling work.

Frequently asked questions

PONCEAU SX appears in the EU CosIng inventory and has linked annex records. Check the annex records above for applicable restrictions, concentration limits and conditions of use. Annex II listing means prohibited; Annex III means restricted; Annexes IV, V and VI mean permitted under specified conditions.

The restriction field for PONCEAU SX reads: "II/1341 (Ponceau SX; CI 14700: when used as a substance in hair dye products)". This is the restriction note recorded in the CosIng inventory for this ingredient. For authoritative conditions and limits, always refer to the linked annex entries above.

According to the EU CosIng inventory, PONCEAU SX carries the following function designation(s):

HAIR DYEING

CAS 4548-53-2 may appear across multiple EU annex records. Viewing the CAS lookup page shows all Annex II–VI entries sharing this identifier, which is useful for identifying cross-annex regulatory status of the same chemical substance.

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Use the INCI Checker tool to paste your full ingredient list and scan it against all EU annex records and allergen flags in one step.

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Source note for PONCEAU SX

This page combines the CosIng inventory entry for PONCEAU SX with 2 linked Annex II–VI records from the local dataset built from public European Commission cosmetic ingredient materials.

Use this inventory page to research PONCEAU SX and compare linked records, but verify restrictions and legal status against the current official source text and law before making regulatory decisions.

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Tools & next steps

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Scan a full INCI list to detect PONCEAU SX and any linked EU annex restrictions or allergen flags.

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