— MANUFACTURED, ANALYZED & CERTIFIED IN-HOUSE —
VEXORA researches, characterizes, and certifies pharmaceutical reference standards and impurity compounds in our purpose-built facility. Every standard is supplied from stock or made to order, with a comprehensive Certificate of Analysis.
The standard behind the science.
Browse our products →EP / USP / BP named impurities plus degradants and genotoxic impurity markers, catalogued molecule by molecule.
Manufactured and certified under an ISO 17034 aligned quality system. Batch-specific COA with HPLC, NMR and MS data.
Chiral purity confirmed by chiral HPLC; structure elucidated by 1H/13C NMR and HRMS.
Full export documentation: COA, SDS, shipping declarations — 40+ countries served.
Primary and secondary reference standards for assay and identity per pharmacopoeial monographs.
EP/USP named impurities, process impurities, degradants, genotoxic and nitrosamine impurity markers.
Synthetic peptide standards with MS-confirmed sequence and peptide-purity HPLC data.
2H / 13C / 15N labeled analogues as LC-MS/MS internal standards for bioanalysis.
NDSRI and nitrosamine impurity references for ICH M7 / EMA control strategies.
Alkyl mesylates, sulfonates and other cohort-of-concern markers with TTC-based limits.
Multi-component mixtures for system suitability and method precision.
Authentic metabolites for DDI and bioanalytical method development.
Functional-related excipient references for oral solid dosage forms.
Residue testing references per EU/CVMP and national MRL requirements.
Our headquarters — where every standard is synthesized, characterized and certified.