Sodium Rosinate

INCI: SODIUM ROSINATE

CAS Number
61790-51-0
Function
Viscosity controlling, surfactant–emulsifying (sodium salt of rosin/colophonium)
Safety Rating
MODERATE

Regulatory Status

🇪🇺 EU Status restricted
🇺🇸 US Status permitted
US Notes Permitted in cosmetics; CIR reviewed rosin and derivatives

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

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
moderate
Sensitization
high

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Major allergen flag. Colophonium/rosin is a top-10 contact allergen in Europe. Oxidized rosin fractions are the primary sensitizers. Requires mandatory declaration under EU Annex III where applicable. Contraindicated for sensitive-skin or hypoallergenic claims. Patch test recommended

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Concern Level: Moderate

Regulatory Flags

potential-allergen

Frequently Asked Questions

Is Sodium Rosinate safe in cosmetics?

Major allergen flag. Colophonium/rosin is a top-10 contact allergen in Europe. Oxidized rosin fractions are the primary sensitizers. Requires mandatory declaration under EU Annex III where applicable. Contraindicated for sensitive-skin or hypoallergenic claims. Patch test recommended The EU classifies Sodium Rosinate as "restricted". Safety rating: MODERATE.

Is Sodium Rosinate allowed in the EU?

Sodium Rosinate EU regulatory status: restricted. This is based on EU Regulation 1223/2009 and its amendments.

What does Sodium Rosinate do in cosmetics?

Sodium Rosinate functions as: Viscosity controlling, surfactant–emulsifying (sodium salt of rosin/colophonium). It is classified as a cosmetic ingredient in our database. CAS number: 61790-51-0.

What is the Margin of Safety for Sodium Rosinate?

not established 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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