Is C18-36 ACID safe to use in EU cosmetics?

C18-36 ACID is listed in the EU CosIng ingredient inventory with no direct annex restriction records linked at this time. Always verify against the current official CosIng database before formulating.

What function does C18-36 ACID serve in cosmetics?

According to the EU CosIng inventory, C18-36 ACID carries the following function designation(s): CLEANSING, SURFACTANT - CLEANSING, SURFACTANT - EMULSIFYING.

What other records share CAS 135620-17-6?

CAS 135620-17-6 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 7467815/10/2010

C18-36 ACID

Q: How do I check if my formula contains C18-36 ACID?

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.

Fatty acids, C18-36

C18-36 ACID is listed in the EU CosIng inventory, but no direct annex records are linked on this page yet.

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Inventory details for C18-36 ACID

INCI name

C18-36 ACID

Description

Fatty acids, C18-36

Annex records for C18-36 ACID

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Key data

CAS

135620-17-6

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Restriction

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Function

CLEANSING SURFACTANT - CLEANSING SURFACTANT - EMULSIFYING

How C18-36 ACID appears in the CosIng inventory

The CosIng inventory lists C18-36 ACID as a cosmetic ingredient and this page links it to 0 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.

C18-36 ACID 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

C18-36 ACID is listed in the EU CosIng ingredient inventory with no direct annex restriction records linked at this time. Absence of an annex link does not guarantee unrestricted use — always verify against the current official CosIng database before formulating.

According to the EU CosIng inventory, C18-36 ACID carries the following function designation(s):

CAS 135620-17-6 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.

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 C18-36 ACID

This page reproduces the CosIng inventory entry for C18-36 ACID from public European Commission cosmetic ingredient materials and shows linked identifiers even when no direct annex match is currently attached.

Use this inventory page to research C18-36 ACID 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 C18-36 ACID 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 C18-36 ACID, its identifiers or nearby name variants.