What does the restriction note for ACID BLACK 52 mean?

The restriction field for ACID BLACK 52 reads: II/1323. 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 5610-64-0?

CAS 5610-64-0 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 3160815/10/2010

ACID BLACK 52

Q: How do I check if my formula contains ACID BLACK 52?

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.

Chromium, 3-hydroxy-4-[(2-hydroxy-1-naphthalenyl)azo]-7-nitro-1-naphthalenesulphonic acid complex (CI 15711)

ACID BLACK 52 is linked to 1 EU annex record on this page. Inventory note: II/1323.

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Inventory details for ACID BLACK 52

INCI name

ACID BLACK 52

Description

Chromium, 3-hydroxy-4-[(2-hydroxy-1-naphthalenyl)azo]-7-nitro-1-naphthalenesulphonic acid complex (CI 15711)

Annex records for ACID BLACK 52

Annex II Restriction reference

Entry 1323

3-Hydroxy-4-[(2-hydroxynaphthyl)azo]-7-nitronaphthalene-1-sulphonic acid and its salts, when used a…

CAS: 16279-54-2 / 5610-64-0

EC: 240-379-1 / 227-029-3

Key data

CAS

5610-64-0

227-029-3

Restriction

II/1323

Function

HAIR DYEING

How ACID BLACK 52 appears in the CosIng inventory

The CosIng inventory lists ACID BLACK 52 as a cosmetic ingredient and this page links it to 1 annex record. The inventory entry captures names and identifiers, while the annex record shows where the substance is prohibited, restricted or positively listed in EU cosmetics law.

ACID BLACK 52 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

ACID BLACK 52 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 ACID BLACK 52 reads: "II/1323". 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, ACID BLACK 52 carries the following function designation(s):

HAIR DYEING

CAS 5610-64-0 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.

View CAS records

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 ACID BLACK 52

This page combines the CosIng inventory entry for ACID BLACK 52 with 1 linked Annex II–VI record from the local dataset built from public European Commission cosmetic ingredient materials.

Use this inventory page to research ACID BLACK 52 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 ACID BLACK 52 and any linked EU annex restrictions or allergen flags.

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Search similar ingredients

Find other inventory ingredients and annex entries related to ACID BLACK 52, its identifiers or nearby name variants.