Potassium Xylenesulfonate

INCI: POTASSIUM XYLENESULFONATE

CAS Number
30346-73-7
Function
Surfactant - cleansing, surfactant - hydrotrope (solubilizer for other surfactants)
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Permitted for cosmetic use; sodium xylenesulfonate (the more common salt) is CIR-reviewed and considered safe

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

Safety Data

Margin of Safety (MoS)
adequate
Dermal Absorption
negligible
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Synthetic surfactant and hydrotrope with negligible absorption and low sensitization potential; mild skin irritation possible at high concentrations (>10%), so maintain typical use levels and ensure rinse-off formulation context when used at higher levels.

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Concern Level: Low

Regulatory Flags

epa_safer_alternative

Frequently Asked Questions

Is Potassium Xylenesulfonate safe in cosmetics?

Synthetic surfactant and hydrotrope with negligible absorption and low sensitization potential; mild skin irritation possible at high concentrations (>10%), so maintain typical use levels and ensure rinse-off formulation context when used at higher levels. The EU classifies Potassium Xylenesulfonate as "permitted". Safety rating: GOOD.

Is Potassium Xylenesulfonate allowed in the EU?

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

What does Potassium Xylenesulfonate do in cosmetics?

Potassium Xylenesulfonate functions as: Surfactant - cleansing, surfactant - hydrotrope (solubilizer for other surfactants). It is classified as a cosmetic ingredient in our database. CAS number: 30346-73-7.

What is the Margin of Safety for Potassium Xylenesulfonate?

adequate 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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