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CAS 7440-05-3 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.

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InventoryRef 8658817/02/2011

COLLOIDAL PALLADIUM

Colloidal Palladium is the product obtained by the suspension of palladium in water

COLLOIDAL PALLADIUM 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 7440-05-3

CAS 7440-05-3PubChem CID 23938

Palladium

Palladium is chemical element (nickel group element atom) with atomic number 46. It is a nickel group element atom, a platinum group metal atom and a metal allergen. — ChEBI

IUPAC name: palladium

Molecular formula: Pd
Molecular weight: 106.42 g/mol
Exact mass: 105.90348 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

Palladium elementpaladioPDPalladex 600Palladium, elemental5TWQ1V240MCHEBI:33363PALLADIUM METALLICUM

16 more reported names

RefChem:6098231-115-6Palladium on carbonPalladium BlackPalladium on barium sulfatePalladium on aluminaPd/CPalladium on strontium carbonatePalladium 5% on Al2O3Palladium on barium carbonatePalladium powder, -200 meshPalladium spongePalladium granulesPalladium 10% on Carbon (wetted with ca. 55% Water)Palladium Black 99.9%Palladium (5% on Alumina Powder, Reduced, Dry)

Open full PubChem record PubChem annotations 3D structure image

External database identifiers

ChEBI:CHEBI:33363
EPA DTXSID:DTXSID4064680
PubMed:29512227
PubMed:20851179
PubMed:17097727
PubMed:8725357

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 COLLOIDAL PALLADIUM

INCI name

COLLOIDAL PALLADIUM

Description

Colloidal Palladium is the product obtained by the suspension of palladium in water

Record provenance

Inventory reference: 86588
Imported identity: COLLOIDAL PALLADIUM
Source update: 17/02/2011

European Commission CosIng source notes

Annex records for COLLOIDAL PALLADIUM

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Key data

CAS

7440-05-3

231-115-6

Restriction

—

Function

COLORANT: Exclusively or mainly intended to colour the cosmetic product, the body as a whole or certain parts thereof, by absorption or reflection of visible light. All authorised colorants are substances in the positive list of Annex IV to the Cosmetics Regulation 1223/2009.

Official EU ingredient-name evidence

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

#7302 · COLLOIDAL PALLADIUM

Records sharing a CAS or EC identity

PALLADIUM

Ingredients with overlapping formulation functions

CI 77820COLORANT

CI 77891COLORANT

CI 77947COLORANT

COCHINEALCOLORANT, HAIR DYEING

COPPER CHLOROPHYLLCOLORANT

CROCINANTIOXIDANT, COLORANT

CURCUMINANTIOXIDANT, COLORANT

CURCUMIN BIS-METHYL ETHERANTI-SEBORRHEIC; ANTIOXIDANT; ANTI-SEBUM; COLORANT; HAIR CONDITIONING

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 COLLOIDAL PALLADIUM appears in the CosIng inventory

The CosIng inventory lists COLLOIDAL PALLADIUM 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.

COLLOIDAL PALLADIUM 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

COLLOIDAL PALLADIUM 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, COLLOIDAL PALLADIUM carries the following function designation(s):

COLORANT

CAS 7440-05-3 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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Source note for COLLOIDAL PALLADIUM

This page reproduces the CosIng inventory entry for COLLOIDAL PALLADIUM 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 COLLOIDAL PALLADIUM 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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