TEA-C11-15 Alkyl Sulfate

INCI: TEA-C11-15 ALKYL SULFATE

CAS Number
Not specifically assigned (complex mixture of C11-15 alkyl sulfate TEA salts)
Function
Surfactant – cleansing
Safety Rating
GOOD

Regulatory Status

🇪🇺 EU Status restricted
EU Max Conc. 2.5%
🇺🇸 US Status permitted
US Notes Permitted; CIR assessed — safe as used when formulated to be nonirritating; not reported to be in current use per VCRP

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

⚠ No current reported commercial uses (VCRP); N-nitrosamine formation risk; potential for skin/eye irritation at higher concentrations

⚠️
Concern Level: Moderate

Frequently Asked Questions

Is TEA-C11-15 Alkyl Sulfate safe in cosmetics?

⚠ No current reported commercial uses (VCRP); N-nitrosamine formation risk; potential for skin/eye irritation at higher concentrations The EU classifies TEA-C11-15 Alkyl Sulfate as "restricted". Safety rating: GOOD.

Is TEA-C11-15 Alkyl Sulfate allowed in the EU?

TEA-C11-15 Alkyl Sulfate EU regulatory status: restricted. Maximum allowed concentration: 2.5%. This is based on EU Regulation 1223/2009 and its amendments.

What does TEA-C11-15 Alkyl Sulfate do in cosmetics?

TEA-C11-15 Alkyl Sulfate functions as: Surfactant – cleansing. It is classified as a cosmetic ingredient in our database. CAS number: Not specifically assigned (complex mixture of C11-15 alkyl sulfate TEA salts).

What is the Margin of Safety for TEA-C11-15 Alkyl Sulfate?

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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