Potassium Carbomer

INCI: POTASSIUM CARBOMER

CAS Number
Not separately assigned (potassium salt of carbomer; parent carbomer CAS 9003-01-4)
Function
Viscosity Controlling; Gel Forming; Stabilizing
Safety Rating
EXCELLENT

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes CIR reviewed carbomers extensively โ€” safe in present practices of use and concentration (reaffirmed 2001, expanded 2019)

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

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
negligible
Sensitization
none

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Synthetic polyacrylic acid polymer used as rheology modifier; microplastic classification under evolving EU restrictions (ECHA) requires monitoring; residual acrylic acid monomer levels must be controlled (typical spec < 0.5%); not biodegradable but CIR safety assessment supports use in current concentration practices.

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Concern Level: Low

Frequently Asked Questions

Is Potassium Carbomer safe in cosmetics?

Synthetic polyacrylic acid polymer used as rheology modifier; microplastic classification under evolving EU restrictions (ECHA) requires monitoring; residual acrylic acid monomer levels must be controlled (typical spec < 0.5%); not biodegradable but CIR safety assessment supports use in current concentration practices. The EU classifies Potassium Carbomer as "permitted". Safety rating: EXCELLENT.

Is Potassium Carbomer allowed in the EU?

Potassium Carbomer EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Potassium Carbomer do in cosmetics?

Potassium Carbomer functions as: Viscosity Controlling; Gel Forming; Stabilizing. It is classified as a cosmetic ingredient in our database. CAS number: Not separately assigned (potassium salt of carbomer; parent carbomer CAS 9003-01-4).

What is the Margin of Safety for Potassium Carbomer?

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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