C18-50 Isoparaffin

INCI: C18-50 ISOPARAFFIN

CAS Number
Not uniquely assigned in search results (mixture of branched-chain hydrocarbons, C18–C50). Closely related to C18-70 isoparaffin
Function
Skin conditioning agent—occlusive; Emollient; Skin protecting
Safety Rating
GOOD

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes CIR: Assessed under Safety Assessment of Isoparaffins (2014) — Safe as used

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

Safety Data

Margin of Safety (MoS)
adequate
Dermal Absorption
negligible
Sensitization
none

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

MOAH/MOSH compliance critical: Requires supplier Certificate of Analysis confirming aromatic hydrocarbon content below detection limits. BfR recommends isoparaffins used in cosmetics meet food-grade purity. For CPSR: request GC-MS MOAH/MOSH testing data.

⚠️
Concern Level: Low

Frequently Asked Questions

Is C18-50 Isoparaffin safe in cosmetics?

MOAH/MOSH compliance critical: Requires supplier Certificate of Analysis confirming aromatic hydrocarbon content below detection limits. BfR recommends isoparaffins used in cosmetics meet food-grade purity. For CPSR: request GC-MS MOAH/MOSH testing data. The EU classifies C18-50 Isoparaffin as "permitted". Safety rating: GOOD.

Is C18-50 Isoparaffin allowed in the EU?

C18-50 Isoparaffin EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does C18-50 Isoparaffin do in cosmetics?

C18-50 Isoparaffin functions as: Skin conditioning agent—occlusive; Emollient; Skin protecting. It is classified as a cosmetic ingredient in our database. CAS number: Not uniquely assigned in search results (mixture of branched-chain hydrocarbons, C18–C50). Closely related to C18-70 isoparaffin.

What is the Margin of Safety for C18-50 Isoparaffin?

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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