(S)-2-(4-aminobenzamido)pentanedioicacid; N-(4-Aminobenzoyl)-L-glutamic Acid; N-(p-Aminobenzoyl)glutamic Acid; N-(p-Aminobenzoyl)-L(+)-glutamic Acid; NSC 71042; EP Methotrexate Impurity K
Folinic Acid Impurity A (Methotrexate Impurity K) is a fully characterized chemical compound used as a reference standard of API Folinic Acid. The standard offered is compliant with regulatory guidelines. Folinic Acid Impurity A (Methotrexate Impurity K) 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 - 4271-30-1
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