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Home › Oxidation base derived from 1-hexyl-4,5-diaminopyrazole, composition containing same and use thereof in oxidation dyeing of keratin fibres

Oxidation base derived from 1-hexyl-4,5-diaminopyrazole, composition containing same and use thereof in oxidation dyeing of keratin fibres

US Patent 11555017 · Granted Jan 17, 2023

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