Decyl Polystyrene Oxide/PEG-23 Copolymer Phosphate

INCI: DECYL POLYSTYRENE OXIDE/PEG-23 COPOLYMER PHOSPHATE

CAS Number
Not readily available in CosIng or PubChem
Function
Surfactant / emulsifier (phosphated polymeric copolymer)
Safety Rating
POOR

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Not established โ€” no CIR or FDA review identified

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Polystyrene oxide component raises concerns about residual styrene monomer (IARC Group 2B); phosphate ester may cause irritation; full toxicological dossier, residual monomer analysis, and heavy metal testing required before inclusion.

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Concern Level: High

Regulatory Flags

peg-ingredient

Frequently Asked Questions

Is Decyl Polystyrene Oxide/PEG-23 Copolymer Phosphate safe in cosmetics?

Polystyrene oxide component raises concerns about residual styrene monomer (IARC Group 2B); phosphate ester may cause irritation; full toxicological dossier, residual monomer analysis, and heavy metal testing required before inclusion. The EU classifies Decyl Polystyrene Oxide/PEG-23 Copolymer Phosphate as "permitted". Safety rating: POOR.

Is Decyl Polystyrene Oxide/PEG-23 Copolymer Phosphate allowed in the EU?

Decyl Polystyrene Oxide/PEG-23 Copolymer Phosphate EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Decyl Polystyrene Oxide/PEG-23 Copolymer Phosphate do in cosmetics?

Decyl Polystyrene Oxide/PEG-23 Copolymer Phosphate functions as: Surfactant / emulsifier (phosphated polymeric copolymer). It is classified as a cosmetic ingredient in our database. CAS number: Not readily available in CosIng or PubChem.

What is the Margin of Safety for Decyl Polystyrene Oxide/PEG-23 Copolymer Phosphate?

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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