Description_x000D_ General description_x000D_ 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_x000D_ Analysis Note_x000D_ For this product we use the non-stereospecific CAS number. It is expected that the natural enantiomer is predominant, however the substance is prone to racemization in solution. The product is therefore not specified stereospecifically and is only recommended to be used for non-stereospecific analysis._x000D_ Legal Information_x000D_ phyproof is a registered trademark of PhytoLab GmbH & Co. KG