What does the restriction note for AMMONIUM THIOGLYCOLATE mean?

The restriction field for AMMONIUM THIOGLYCOLATE reads: III/2a. 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 5421-46-5?

CAS 5421-46-5 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 3190215/10/2010

AMMONIUM THIOGLYCOLATE

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

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 mercaptoacetate

AMMONIUM THIOGLYCOLATE is linked to 1 EU annex record on this page. Inventory note: III/2a.

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Inventory details for AMMONIUM THIOGLYCOLATE

INCI name

AMMONIUM THIOGLYCOLATE

Description

Ammonium mercaptoacetate

Annex records for AMMONIUM THIOGLYCOLATE

Annex III Restriction reference

Entry 2a

THIOGLYCOLIC ACID

CAS: 68-11-1

EC: 200-677-4

Key data

CAS

5421-46-5

226-540-9

Restriction

III/2a

Function

DEPILATORY HAIR WAVING OR STRAIGHTENING REDUCING

How AMMONIUM THIOGLYCOLATE appears in the CosIng inventory

The CosIng inventory lists AMMONIUM THIOGLYCOLATE 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 THIOGLYCOLATE is also tagged with 3 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 THIOGLYCOLATE 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 THIOGLYCOLATE reads: "III/2a". 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 THIOGLYCOLATE carries the following function designation(s):

CAS 5421-46-5 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 THIOGLYCOLATE

This page combines the CosIng inventory entry for AMMONIUM THIOGLYCOLATE 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 THIOGLYCOLATE 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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