Is TIN safe to use in EU cosmetics?

TIN 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 other records share CAS 7440-31-5?

CAS 7440-31-5 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.

How do I check if my formula contains TIN?

Use the INCI Checker to screen a full ingredient list across selected markets, or use the substance market comparison to review this identity across all supported market datasets.

InventoryRef 8671615/10/2010

TIN

Tin is a metallic element

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

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Regulatory evidence by market

No rule for this ingredient has been imported for any of the 13 markets tracked here.

That describes this inventory, not the law. No imported rule is not evidence that an ingredient is permitted: a rule may exist under another name or identifier, or in a dataset not yet imported here.

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Chemical identity and properties

PubChem 2D chemical structure for CAS 7440-31-5

CAS 7440-31-5PubChem CID 5352426

Tin atom

White TIN is an almost silver-white, ductile, malleable, lustrous solid. mp 232 °C, bp: 2507 °C. Density: 7.3 g/cm3. Pure white tin becomes non-metallic powdery gray tin if held for a sustained period at temperatures less than 13 °C. — CAMEO Chemicals

IUPAC name: tin

Molecular formula: Sn
Molecular weight: 118.71 g/mol
Exact mass: 119.902203 Da
Topological polar surface area: 0.0 Å²
Hydrogen-bond donors: 0
Hydrogen-bond acceptors: 0
Covalent units: 1
Defined stereocentres: 0

Also known as

CHEBI:27007RefChem:1100127SnTin powderMetallic tinZinnStannum metallicumTin Standard

16 more reported names

TIN ELEMENTtin(0)Tin granules387GMG9FH5Tin foilTin shotstannumWangTin, elementalTin powder, -100 meshZinn [German]Tin shot, 3mm (0.1in)Tin Hollow Cathode Lamp: 1.5" Diameter, 2-pin, Non-CodedTin Hollow Cathode Lamp: 2.0" Diameter, 4-pin, CablelessTin Hollow Cathode Lamp: 2.0" Diameter, 9-pin, Non-CodedTin rod, 12.7mm (0.5in) dia

Open full PubChem record PubChem annotations 3D structure image

External database identifiers

ChEBI:CHEBI:27007
ChEBI:CHEBI:32990
EPA DTXSID:DTXSID1049801

Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

Inventory details for TIN

INCI name

TIN

Description

Tin is a metallic element

Record provenance

Inventory reference: 86716
Imported identity: TIN
Source update: 15/10/2010

European Commission CosIng source notes

Annex records for TIN

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Key data

CAS

7440-31-5

231-141-8

Restriction

—

Function

SURFACTANT - CLEANSING: Wetting body surfaces, emulsifying or solubilizing oils, and suspending soil (generally, such ingredients contribute to the foaming and lathering properties of cleansing products).

Official EU ingredient-name evidence

The ingredient name exactly matches the official 2025 EU glossary of common ingredient names.

#28878 · TIN

Ingredients with overlapping formulation functions

TETRAMETHYL DECYNEDIOLCLEANSING, SURFACTANT - CLEANSING

TETRASODIUM DICARBOXYETHYL STEARYL SULFOSUCCINAMATECLEANSING, SURFACTANT - CLEANSING, SURFACTANT - EMULSIFYING, SURFACTANT - HYDROTROPE

THEOBROMA GRANDIFLORUM SEED BUTTER GLYCERIDESEMULSION STABILISING, HAIR CONDITIONING, SKIN CONDITIONING, SKIN CONDITIONING - EMOLLIENT, SURFACTA…

THEOBROMA GRANDIFLORUM SEED BUTTER GLYCERYL ESTERSEMULSION STABILISING, HAIR WAVING OR STRAIGHTENING, HUMECTANT, SKIN CONDITIONING, SKIN CONDITIONING…

TIPA-LAURETH SULFATECLEANSING, FOAMING, SURFACTANT - CLEANSING

TIPA-LAURETH-3 CARBOXYLATESURFACTANT - EMULSIFYING; SURFACTANT - FOAM BOOSTING; SURFACTANT - HYDROTROPE; SURFACTANT - CLEANSI…

TIPA-LAUROYL SARCOSINATECLEANSING, SURFACTANT - CLEANSING

TIPA-LAURYL SULFATECLEANSING, FOAMING, SURFACTANT - CLEANSING, SURFACTANT - EMULSIFYING

Additional official and scientific sources

11 external databases to check this identity in

Each link searches that source for this identity. What each source is, and its legal weight

ECHA CHEM / Information on chemicals PubChem PUG REST EU Safety Gate cosmetic product alerts ECHA CHEM US EPA CompTox Cosmetic Ingredient Review safety assessments FDA Global Substance Registration System ILO/WHO International Chemical Safety Cards Japan NITE-CHRIP NIOSH Pocket Guide to Chemical Hazards OECD eChemPortal

How TIN appears in the CosIng inventory

The CosIng inventory lists TIN 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.

TIN 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

TIN 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, TIN carries the following function designation(s):

SURFACTANT - CLEANSING

CAS 7440-31-5 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 to screen a full ingredient list across selected markets, or compare this substance across all supported market datasets.

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Source note for TIN

This page reproduces the CosIng inventory entry for TIN 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 TIN 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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