Treatments without Hydroxyethylpiperazine Ethane Sulfonic Acid

Hydroxyethylpiperazine Ethane Sulfonic Acid — Controls the pH of cosmetic products (an organic buffering agent).

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  K18 Leave-In Molecular Repair Hair Mask Treatment
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  Kérastase Chroma Absolu Soin Acide Chroma Gloss Treatment
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  L’Oréal Professionnel Absolut Repair Molecular Liquid Treatment
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  Olaplex Nº.3 Hair Perfector Treatment
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