Aminopropyl Cerium Polysilsesquioxane Chloride

INCI: AMINOPROPYL CERIUM POLYSILSESQUIOXANE CHLORIDE

CAS Number
Not publicly assigned
Function
Humectant, skin conditioning agent; cerium may provide UV-protective or antioxidant properties
Safety Rating
MODERATE

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes Falls under CIR polysilsesquioxane group assessment scope and concluded safe

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

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
low
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Contains cerium (rare-earth element) with potential for metal ion release; least-studied variant in the polysilsesquioxane family—supplier safety data recommended before formulation.

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Concern Level: Moderate

Frequently Asked Questions

Is Aminopropyl Cerium Polysilsesquioxane Chloride safe in cosmetics?

Contains cerium (rare-earth element) with potential for metal ion release; least-studied variant in the polysilsesquioxane family—supplier safety data recommended before formulation. The EU classifies Aminopropyl Cerium Polysilsesquioxane Chloride as "permitted". Safety rating: MODERATE.

Is Aminopropyl Cerium Polysilsesquioxane Chloride allowed in the EU?

Aminopropyl Cerium Polysilsesquioxane Chloride EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Aminopropyl Cerium Polysilsesquioxane Chloride do in cosmetics?

Aminopropyl Cerium Polysilsesquioxane Chloride functions as: Humectant, skin conditioning agent; cerium may provide UV-protective or antioxidant properties. It is classified as a cosmetic ingredient in our database. CAS number: Not publicly assigned.

What is the Margin of Safety for Aminopropyl Cerium Polysilsesquioxane Chloride?

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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