threo-Chloramphenicol-D₅; 100 μg/ml in acetonitrile ISO 17034

2,2-Dichloro-N-[(1RS,2RS)-2-hydroxy-1-hydroxymethyl-2-(4-nitrophenyl-D4)-2-D-ethyl]-acetamide (mixture of enantiomers)

threo-Chloramphenicol-D₅; 100 μg/ml in acetonitrile ISO 17034 is a high-quality Certified Reference Material produced and distributed by WITEGA Laboratorien Berlin-Adlershof GmbH. Built as an LC MS MS calibration standard for demanding residue control and research workflows, this deuterated threo mixture of enantiomers supports accurate LC-MS/MS and GC-MS quantification. Manufactured under ISO 17034, it ensures traceability, consistency, and dependable calibration.

This ISO 17034 Certified Reference Material arrives in ready-to-use solution, which helps reduce preparation errors. It delivers stable response factors for method development and routine monitoring. Consequently, laboratories can validate methods faster and maintain reliable measurement uncertainty. Furthermore, its deuterium label aids selective identification during confirmatory analysis.

• Optimized for LC-MS/MS and GC-MS quantification and calibration
• Supports full traceability and robust method validation
• Reliable for confirmatory analysis in complex matrices
• Prepared as a solution at 100 µg/ml to streamline workflows

Typical use cases include regulated laboratories, pharmaceutical research groups, residue control programs, metabolism studies, and multi-residue method development. Additionally, the solution format improves reproducibility and simplifies system suitability checks. Laboratories benefit from consistent retention behavior and a clear isotopic pattern.

• Use in calibration curves and quality control samples
• Verification of extraction recovery and matrix effects
• Confirmation of analyte identity with deuterated matching mass transitions
• Support for inter-laboratory comparability and long-term trend analysis

Backed by ISO 17034 production competence and distributed by WITEGA Laboratorien Berlin-Adlershof GmbH, this reference standard provides the reliability required for high-confidence results. Therefore, threo-Chloramphenicol-D₅; 100 μg/ml in acetonitrile ISO 17034 is a dependable choice for traceable calibration, method validation, and confirmatory analysis across diverse applications.