Sulfapyridine-¹³C₆

4-Amino-N-pyridin-2-yl-benzene-¹³C₆-sulfonamide

Sulfapyridine-13C6 (CAS 1228182-45-3) is a stable isotope labeled antibiotic reference standard produced and distributed by WITEGA Laboratorien Berlin-Adlershof GmbH. Laboratories use this material as a stable isotope labeled antibiotic standard and as an LC-MS/MS calibration reference for precise quantification. It supports robust calibration, traceability, and confident identification in complex matrices. You can rely on consistent response factors and clean spectra, even at low levels.

This reference standard enables accurate LC-MS/MS and GC-MS analytical quantification. It strengthens traceability in calibration curves, supports method validation, and improves confirmatory analysis in compliance workflows. Typical applications include:

• Regulated laboratories requiring reliable calibration and quality control
• Pharmaceutical research focused on metabolism and pharmacokinetic studies
• Residue control programs in food, environmental, and clinical matrices
• Metabolism studies that demand precise isotope labeling and clear mass shifts
• Multi-residue method development with demanding sensitivity requirements

The 13C6 isotopic labeling of this reference standard delivers distinct mass separation without altering chromatographic behavior. Therefore, it ensures consistent retention times and predictable ion transitions. Moreover, it helps correct for matrix effects and instrumental variability.

Choose Sulfapyridine-13C6 (CAS 1228182-45-3) to build reliable calibration models and to validate methods with confidence. Use it for routine quantification, verification of limits of detection, and recovery studies. Additionally, apply it in confirmatory analysis to strengthen decision making under regulatory guidelines. Every unit reflects the commitment of WITEGA Laboratorien Berlin-Adlershof GmbH to quality, reproducibility, and fitness for purpose.

• Optimized for LC-MS/MS and GC-MS workflows
• Supports traceability and long-term method robustness
• Ideal for calibration, method validation, and confirmatory testing

You can download your Safety Data Sheet for SA011

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