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This substance is a primary reference substance with assigned absolute purity (considering chromatographic purity, water, residual solvents, inorganic impurities). The exact value can be found on the certificate. Produced by PhytoLab GmbH & Co. KG
4-Hydroxy-3-methoxycinnamic acid is a ubiquitous plant constituent primarily occurring in seeds and leaves. It arises from the metabolism of phenylalanine and tyrosine.
Pharmaceutical secondary standards for application in quality control. Provides pharma laboratories and manufacturers with a convenient, and cost-effective alternative to the preparation of in-house working standards.