Chromatography Standards
phyproof™ Epimedin A1, ≥95% (HPLC), MilliporeSigma™ Supelco™
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
phyproof™ Limocitrin, ≥98% (HPLC), MilliporeSigma™ Supelco™
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
PESTANAL™ Methyl Paraben, MilliporeSigma™ Supelco™
Methyl Paraben is a stable, non-volatile, methyl ester of p-hydroxybenzoic acid. It can find applications as a broad-spectrum antimicrobial preservative in foods, drugs and cosmetics. It is found to be noncarcinogenic and is highly effective against fungi like molds and yeast as well as bacteria.
TraceCERT™ Salicylic acid, MilliporeSigma™ Supelco™
This certified reference material (CRM) is produced and certified in accordance with ISO/IEC 17025 and ISO 17034. This CRM is traceable to primary material from an NMI, e.g. NIST or NMIJ.Certified content by quantitative NMR incl. uncertainty and expiry date are given on the certificate.
Andrographolide, ≥95% (HPLC), MilliporeSigma™ Supelco™
Andrographolide is a major bioactive component of Andrographis paniculata Nees. which is a popular Chinese and Indian medicine. It belongs to the terpenoid class of compounds.