QCA-Methyl ester

Quinoxaline-2-carboxylic acid methyl ester

QCA-Methyl ester (CAS 1865-11-8) is a high-purity reference standard produced and distributed by WITEGA Laboratorien Berlin-Adlershof GmbH. It supports LC-MS/MS and GC-MS quantification and serves as an LC MS MS reference material with full traceability. Use it for calibration, method validation, and confirmatory analysis in demanding workflows.

Each batch is characterized for identity and purity to ensure consistent analytical performance. You receive clear documentation for traceability and routine audits. Prepare calibration curves with confidence and achieve stable retention and response. Short equilibration and robust performance simplify daily work. Therefore, you can focus on data quality, not troubleshooting.

• Traceable purity and lot-specific documentation for audits
• Optimized for LC-MS/MS and GC-MS calibration curves
• Reliable in method validation and confirmatory analysis
• Suitable for residue control and metabolism studies
• Consistent response across multi-residue methods

This reference standard integrates smoothly into regulated laboratory workflows. It fits targeted quantification and screening assays. Moreover, it supports selectivity checks and matrix-matched calibration. Stable handling and clear labeling reduce errors during sample preparation.

• Regulated laboratories requiring robust quantification
• Pharmaceutical research and development
• Food and environmental residue control
• Metabolism and degradation pathway studies
• Multi-residue method development and performance checks

Chosen by professionals, the QCA-Methyl ester (CAS 1865-11-8) reference standard helps establish linearity, accuracy, and precision. In addition, comprehensive batch data from WITEGA Laboratorien Berlin-Adlershof GmbH ensures traceability over time. Adopt it to strengthen calibration, verification, and confirmatory analysis across LC-MS/MS and GC-MS platforms.

You can download your Safety Data Sheet for OP033

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