O padrão de trabalho de ácido cítrico (padrão de referência secundário), CAS 77-92-9, é um material de referência secundário caracterizado, fornecido para laboratórios analíticos e organizações de pesquisa, e é rastreável a um padrão de referência farmacopeico aplicável, como USP, BP, JP ou Ph. Eur., conforme aplicável. Destina-se ao uso em pesquisa e análise. Fornecido com um certificado de análise abrangente que documenta a identidade por técnicas analíticas relevantes, como massa, RMN de 1H e FT-IR, juntamente com o teor por HPLC e outros atributos de qualidade aplicáveis, como perda por secagem e solventes residuais, este padrão de trabalho é adequado para uso em laboratórios analíticos onde é necessário um material de referência secundário consistente e bem documentado.
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