4-Amino-N-(5-methyl-3-isoxazolyl)benzene-D₄-sulfonamide

Sulfamethoxazole D4 (CAS 1020719-86-1) is a deuterated antibiotic reference standard produced and distributed by WITEGA Laboratorien Berlin-Adlershof GmbH. It supports LC-MS/MS calibration solution preparation and mass spectrometry quantification in complex matrices. This traceable reference standard helps laboratories achieve consistent performance in quantitative workflows and confirmatory analysis.

Manufactured and supplied by WITEGA Laboratorien Berlin-Adlershof GmbH, this material offers high purity and lot-specific documentation. It is optimized for robustness, stability, and reliable response in LC-MS/MS and GC-MS methods. Therefore, it fits routine compliance needs and advanced research alike.

Use this reference standard to build calibration curves, verify instrument response, and assess recovery. It enables method validation, matrix effect checks, and precision monitoring across batches. Moreover, Sulfamethoxazole D4 (CAS 1020719-86-1) supports traceable quantification from screening to confirmatory analysis.

• Designed for LC-MS/MS and GC-MS analytical quantification
• Traceable performance for calibration and method validation
• Reliable stability for routine residue control
• Clear documentation to aid quality management

Typical applications include regulated laboratories and pharmaceutical research. It is also suited to residue control, metabolism studies, and multi-residue method development. Consequently, it integrates well into existing SOPs and accreditation frameworks.

• Regulated laboratories and compliance testing
• Pharmaceutical and clinical research programs
• Food and environmental residue monitoring
• Metabolic and pharmacokinetic investigations
• Multi-residue method development and verification

You can download your Safety Data Sheet for SA073

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