Sodium C9-15 Pareth-3 Sulfate

INCI: SODIUM C9-15 PARETH-3 SULFATE

CAS Number
Related to 125301-92-0 (sodium C12-15 pareth-3 sulfate family)
Function
Anionic surfactant, cleansing agent, foaming agent
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes CIR reviewed alkyl ether sulfates as safe as used; SLES-class precedent applies

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

1,4-dioxane is the primary concern โ€” ethoxylated sulfate, classic source of 1,4-dioxane contamination. Must verify via HS-GC-MS testing. NY DEC limits apply (2 ppm rinse-off effective 12/31/2023; 10 ppm as manufactured). Vacuum stripping/purification required from supplier

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Concern Level: Low

Frequently Asked Questions

Is Sodium C9-15 Pareth-3 Sulfate safe in cosmetics?

1,4-dioxane is the primary concern โ€” ethoxylated sulfate, classic source of 1,4-dioxane contamination. Must verify via HS-GC-MS testing. NY DEC limits apply (2 ppm rinse-off effective 12/31/2023; 10 ppm as manufactured). Vacuum stripping/purification required from supplier The EU classifies Sodium C9-15 Pareth-3 Sulfate as "permitted". Safety rating: GOOD.

Is Sodium C9-15 Pareth-3 Sulfate allowed in the EU?

Sodium C9-15 Pareth-3 Sulfate EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Sodium C9-15 Pareth-3 Sulfate do in cosmetics?

Sodium C9-15 Pareth-3 Sulfate functions as: Anionic surfactant, cleansing agent, foaming agent. It is classified as a cosmetic ingredient in our database. CAS number: Related to 125301-92-0 (sodium C12-15 pareth-3 sulfate family).

What is the Margin of Safety for Sodium C9-15 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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