Antipyrine-D₃

1-(Methyl-D₃)-5-methyl-2-phenyl-1,2-dihydropyrazol-3-one

Antipyrine-D3 (CAS 65566-62-3) is a stable isotope labeled reference standard produced and distributed by WITEGA Laboratorien Berlin-Adlershof GmbH. It is designed for LC-MS/MS and GC-MS quantification and supports an LC-MS/MS calibration solution workflow. As a result, laboratories gain reliable traceability, robust calibration, precise method validation, and confident confirmatory analysis.

This reference standard helps reduce matrix interferences and enhances detection selectivity. Furthermore, it fits seamlessly into quantitative workflows and routine quality control. The material enables consistent response factors across batches, which improves reproducibility and long-term comparability. In addition, WITEGA Laboratorien Berlin-Adlershof GmbH supplies this product with the quality expected by regulated environments.

• Supports LC-MS/MS and GC-MS calibration and system suitability checks
• Optimizes traceability and accuracy in quantitative analyses
• Facilitates method validation and confirmatory analysis
• Suitable for complex matrices and multi-residue workflows

Typical applications include diverse analytical settings where reliable quantification is essential:

• Regulated laboratories and compliance-driven testing
• Pharmaceutical research and development
• Residue control and routine surveillance programs
• Metabolism studies and kinetic investigations
• Multi-residue method development and optimization

Use Antipyrine-D3 (CAS 65566-62-3) as a reference standard to establish calibration curves, verify instrument performance, and confirm analyte identity under targeted methods. Moreover, it supports traceable reporting and clearer audit trails. Choose this solution when you need consistent mass spectrometric response and straightforward integration into validated protocols.

You can download your Safety Data Sheet for NS074

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