Estriol-Arbeitsstandard (sekundärer Referenzstandard), CAS 50-27-1, ist ein charakterisiertes sekundäres Referenzmaterial für analytische Labore und Forschungseinrichtungen und ist je nach Anwendbarkeit auf einen geeigneten pharmazeutischen Referenzstandard wie USP, BP, JP oder Ph. Eur. rückführbar. Er ist für Forschungs- und Analysezwecke bestimmt. Geliefert mit einem umfassenden Analysezertifikat, das die Identität durch relevante analytische Techniken wie Massenspektrometrie, 1H-NMR und FT-IR dokumentiert, zusammen mit dem Gehalt durch HPLC und anderen anwendbaren Qualitätsmerkmalen wie Trocknungsverlust und Restlösemitteln, ist dieser Arbeitsstandard für den Einsatz in analytischen Laboren geeignet, in denen ein konsistentes und gut dokumentiertes sekundäres Referenzmaterial erforderlich ist.
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