(3R,4S,5R)-butyl 3,4,5,6-tetrahydroxy-2-oxohexanoate
Ascorbic Acid Impurity B is a fully characterized chemical compound used as a reference standard of API Ascorbic Acid. The standard offered is compliant with regulatory guidelines. Ascorbic Acid Impurity B is used for analytical method development, method validation (AMV), and Quality Controlled (QC) applications during synthesis and formulation stages of drug development and serves as a reference standard for traceability against pharmacopeial standards (USP or EP). Axios Research products are intended for analytical purposes only and are not for human use. CAS -