Sulfaquinoxaline-¹³C₆

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

Sulfaquinoxaline-13C6 (CAS 1202864-52-5) is a stable isotope reference standard engineered for precise LC-MS/MS and GC-MS quantification. This carbon-13 labeled standard supports calibration, method validation, and confirmatory analysis across demanding workflows. It is produced and distributed by WITEGA Laboratorien Berlin-Adlershof GmbH, ensuring reliable sourcing and consistent quality.

Designed for traceability and robust performance, Sulfaquinoxaline-13C6 enables accurate determination of matrix effects and instrument response. Consequently, labs can establish linear calibration ranges and reliable limits of quantification. Moreover, it fits seamlessly into multi-residue method development, where specificity and reproducibility matter.

• High lot-to-lot consistency for quantitative workflows
• Suitable for LC-MS/MS and GC-MS calibration and system suitability
• Supports traceability and defensible data reporting
• Optimized for method validation and confirmatory analysis

Typical applications include:

• Regulated laboratories performing routine residue control and proficiency testing
• Pharmaceutical research focused on metabolism studies and kinetic assessments
• Food and feed safety programs assessing sulfonamide residues
• Development of multi-residue methods requiring robust selectivity

Use this reference standard to prepare calibration curves, verify retention time stability, and assess recovery. Additionally, apply it to evaluate matrix suppression or enhancement, and to confirm target identity under stringent criteria. When combined with appropriate sample preparation and quality controls, Sulfaquinoxaline-13C6 (CAS 1202864-52-5) helps deliver traceable, reproducible results that meet regulatory expectations. For dependable supply and documentation, rely on WITEGA Laboratorien Berlin-Adlershof GmbH.

You can download your Safety Data Sheet for SA012

For other languages please contact us: witega@witega.de