Potassium Dodecylbenzenesulfonate

INCI: POTASSIUM DODECYLBENZENESULFONATE

CAS Number
27177-77-1
Function
Surfactant – Cleansing
Safety Rating
MODERATE

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes CIR-reviewed — concluded safe when formulated to be non-irritating

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

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
moderate
Sensitization
high

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Severely irritating to rabbit skin at 15% with H317 skin sensitizer classification. Must formulate at concentrations that ensure non-irritancy with rinse-off applications strongly preferred. Eye damage potential (H318) — avoid eye-area products. Not genotoxic or carcinogenic per CIR.

⚠️
Concern Level: High

Regulatory Flags

potential-allergen epa_safer_alternative

Frequently Asked Questions

Is Potassium Dodecylbenzenesulfonate safe in cosmetics?

Severely irritating to rabbit skin at 15% with H317 skin sensitizer classification. Must formulate at concentrations that ensure non-irritancy with rinse-off applications strongly preferred. Eye damage potential (H318) — avoid eye-area products. Not genotoxic or carcinogenic per CIR. The EU classifies Potassium Dodecylbenzenesulfonate as "permitted". Safety rating: MODERATE.

Is Potassium Dodecylbenzenesulfonate allowed in the EU?

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

What does Potassium Dodecylbenzenesulfonate do in cosmetics?

Potassium Dodecylbenzenesulfonate functions as: Surfactant – Cleansing. It is classified as a cosmetic ingredient in our database. CAS number: 27177-77-1.

What is the Margin of Safety for Potassium Dodecylbenzenesulfonate?

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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