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Is C9-11 Pareth-6 Carboxylic Acid vegan?

C9-11 Pareth-6 Carboxylic Acid is a carboxymethyl ether of a C9-11 alcohol ethoxylate containing an average of 5 moles of ethylene oxide. It is used in cosmetics as a mild anionic surfactant and cleansing agent.

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