What other records share CAS 7440-57-5?

CAS 7440-57-5 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 8579315/10/2010

COLLOIDAL GOLD

Q: How do I check if my formula contains COLLOIDAL GOLD?

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.

Colloidal Gold is the product obtained by the suspension of gold in water

COLLOIDAL GOLD is linked to 2 EU annex records on this page.

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Inventory details for COLLOIDAL GOLD

INCI name

COLLOIDAL GOLD

Description

Colloidal Gold is the product obtained by the suspension of gold in water

Annex records for COLLOIDAL GOLD

Annex II Identified ingredient

Entry 1728

Gold (nano) [INCI], Colloidal Gold (nano) [INCI] [1] Gold Thioethylamino Hyaluronic Acid (nano) [IN…

CAS: 7440-57-5 [1] / 1360157-34-1 [2]/ - [3]

EC: 231-165-9 [1]/ - [2]/ - [3]

Annex IV Shared CAS number

Entry 133

CI 77480

CAS: 7440-57-5

EC: 231-165-9

Key data

CAS

7440-57-5

231-165-9

Restriction

—

Function

ANTIMICROBIAL SKIN CONDITIONING

How COLLOIDAL GOLD appears in the CosIng inventory

The CosIng inventory lists COLLOIDAL GOLD 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.

COLLOIDAL GOLD 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

COLLOIDAL GOLD 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.

According to the EU CosIng inventory, COLLOIDAL GOLD carries the following function designation(s):

CAS 7440-57-5 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 COLLOIDAL GOLD

This page combines the CosIng inventory entry for COLLOIDAL GOLD 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 COLLOIDAL GOLD 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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