Tin Oxide

INCI: TIN OXIDE

CAS Number
18282-10-5 (SnO₂)
Function
Opacifying agent, bulking agent, abrasive (used in color cosmetics and nail products)
Safety Rating
GOOD

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status restricted
US Notes Not specifically restricted; permitted under general cosmetic ingredient provisions

For full compliance data across 55 jurisdictions, use the Substance Compliance tool.

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
negligible
Sensitization
none

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Inhalation concern for powder/aerosol formulations (standard for all metal oxides); ensure particle size characterization if nano-range considered

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Concern Level: Low

Frequently Asked Questions

Is Tin Oxide safe in cosmetics?

Inhalation concern for powder/aerosol formulations (standard for all metal oxides); ensure particle size characterization if nano-range considered The EU classifies Tin Oxide as "permitted". Safety rating: GOOD.

Is Tin Oxide allowed in the EU?

Tin Oxide EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Tin Oxide do in cosmetics?

Tin Oxide functions as: Opacifying agent, bulking agent, abrasive (used in color cosmetics and nail products). It is classified as a cosmetic ingredient in our database. CAS number: 18282-10-5 (SnO₂).

What is the Margin of Safety for Tin Oxide?

not established The Margin of Safety (MoS) is calculated using SCCS methodology. A MoS above 100 is generally considered safe. Use the MoS Calculator tool to calculate MoS for your specific formulation and product category.

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