N-[4-(2-Hydroxy-5-metyhlphenylazo)phenyl]acetamide-D₃

Disperse Yellow 3 D3 (CAS 947601-96-9) is a high-purity reference standard produced and distributed by WITEGA Laboratorien Berlin-Adlershof GmbH. It enables precise LC-MS/MS and GC-MS quantification, reliable calibration, clear traceability, method validation, and confirmatory analysis. Related terms: azo dye reference material, LC-MS/MS calibration solution, GC-MS confirmatory analysis, traceable analytical standard, method validation reference, pharmaceutical research standard, residue control testing, metabolism study compound, multi-residue method development, stable isotope labeled dye.

This reference standard offers excellent purity and defined isotopic labeling, which enhances selectivity and accuracy. You obtain consistent response factors and robust recovery across complex matrices. Furthermore, comprehensive documentation supports your quality system and audit requirements, ensuring full traceability from batch to certificate.

• Designed for LC-MS/MS and GC-MS calibration and system suitability testing.
• Optimized for method validation and confirmatory analysis in diverse matrices.
• Traceable production ensures reproducible results and defensible data.
• Stable, well-characterized composition for consistent quantification.

Typical applications include regulated laboratories and residue control programs. Additionally, pharmaceutical research teams use it for metabolism studies and impurity profiling. It also supports multi-residue method development and routine monitoring. Disperse Yellow 3 D3 (CAS 947601-96-9) fits seamlessly into workflows that demand low uncertainty and high confidence.

• Residue control and surveillance testing
• Pharmaceutical and biomedical research
• Environmental and textile-related studies
• Method transfer and cross-laboratory harmonization

Each reference standard ships with documentation for traceability and recommended storage guidance. Use it to prepare calibration curves, verify linearity, and check matrix effects. For ordering details or technical support, contact WITEGA Laboratorien Berlin-Adlershof GmbH.

You can download your Safety Data Sheet for OP137

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