TEA-C12-13 Pareth-3 Sulfate

INCI: TEA-C12-13 PARETH-3 SULFATE

CAS Number
Not individually assigned (mixture)
Function
Surfactant – Cleansing; Surfactant – Emulsifying
Safety Rating
GOOD

Regulatory Status

🇪🇺 EU Status restricted
EU Max Conc. 0.5%
🇺🇸 US Status permitted
US Notes CIR reviewed under TEA umbrella — listed as "not in use" per VCRP/Council survey at time of review; not prohibited

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Nitrosamine (NDELA) formation risk from DEA impurities; must not co-formulate with nitrosating agents; avoid prolonged skin contact at high concentrations

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Concern Level: Low

Frequently Asked Questions

Is TEA-C12-13 Pareth-3 Sulfate safe in cosmetics?

Nitrosamine (NDELA) formation risk from DEA impurities; must not co-formulate with nitrosating agents; avoid prolonged skin contact at high concentrations The EU classifies TEA-C12-13 Pareth-3 Sulfate as "restricted". Safety rating: GOOD.

Is TEA-C12-13 Pareth-3 Sulfate allowed in the EU?

TEA-C12-13 Pareth-3 Sulfate EU regulatory status: restricted. Maximum allowed concentration: 0.5%. This is based on EU Regulation 1223/2009 and its amendments.

What does TEA-C12-13 Pareth-3 Sulfate do in cosmetics?

TEA-C12-13 Pareth-3 Sulfate functions as: Surfactant – Cleansing; Surfactant – Emulsifying. It is classified as a cosmetic ingredient in our database. CAS number: Not individually assigned (mixture).

What is the Margin of Safety for TEA-C12-13 Pareth-3 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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