What does the restriction note for AMMONIUM HYDROXIDE mean?

The restriction field for AMMONIUM HYDROXIDE reads: III/4. 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 1336-21-6?

CAS 1336-21-6 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 3187015/10/2010

AMMONIUM HYDROXIDE

Q: How do I check if my formula contains AMMONIUM HYDROXIDE?

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.

Ammonium hydroxyde

AMMONIUM HYDROXIDE is linked to 1 EU annex record on this page. Inventory note: III/4.

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Inventory details for AMMONIUM HYDROXIDE

INCI name

AMMONIUM HYDROXIDE

Description

Ammonium hydroxyde

Annex records for AMMONIUM HYDROXIDE

Annex III Restriction reference

Entry 4

AMMONIA

CAS: 7664-41-7 / 1336-21-6

EC: 231-635-3 / 215-647-6

Key data

CAS

1336-21-6

215-647-6

Restriction

III/4

Function

BUFFERING DENATURANT

How AMMONIUM HYDROXIDE appears in the CosIng inventory

The CosIng inventory lists AMMONIUM HYDROXIDE 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.

AMMONIUM HYDROXIDE is also tagged with 2 cosmetic functions 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

AMMONIUM HYDROXIDE 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 AMMONIUM HYDROXIDE reads: "III/4". 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, AMMONIUM HYDROXIDE carries the following function designation(s):

CAS 1336-21-6 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 AMMONIUM HYDROXIDE

This page combines the CosIng inventory entry for AMMONIUM HYDROXIDE 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 AMMONIUM HYDROXIDE 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

Check your formula

Scan a full INCI list to detect AMMONIUM HYDROXIDE 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 AMMONIUM HYDROXIDE, its identifiers or nearby name variants.