Rofecoxib

4-(4-Methanesulfonyl-phenyl)-3-phenyl-5H-furan-2-one

Rofecoxib (CAS 162011-90-7) is a COX-2 inhibitor reference standard designed for confident LC-MS/MS and GC-MS quantification. Produced and distributed by WITEGA Laboratorien Berlin-Adlershof GmbH, it supports traceable calibration and robust method validation from the first injection. With consistent purity and clear documentation, you can build reliable curves, verify identity, and streamline confirmatory analysis.

This reference standard delivers the quality and transparency required for regulated workflows:

• Defined purity and identity supported by lot-specific documentation.
• Traceability for quantitative calibration across LC-MS/MS and GC-MS platforms.
• Stability data and storage guidance for reproducible results.
• Ready for calibration ranges from low ng to high ug per mL.
• Lot-to-lot continuity that simplifies revalidation.

Typical use cases include:

• Regulated laboratories performing routine residue control.
• Pharmaceutical research exploring selective COX-2 metabolism pathways.
• Metabolism studies and metabolite identification workstreams.
• Multi-residue method development in complex matrices.
• Targeted quantification with confirmatory analysis per SOPs.

With Rofecoxib (CAS 162011-90-7), you can establish calibration curves, assess recovery, and verify selectivity with confidence. The reference standard integrates smoothly into spike-and-recovery, matrix-matched calibration, and system suitability checks. Moreover, it enables clear traceability from preparation to report, which supports audits and data integrity.

Every batch is produced and distributed by WITEGA Laboratorien Berlin-Adlershof GmbH under stringent quality controls. Therefore, you receive consistent material and concise certificates for efficient documentation. Choose this reference standard to accelerate validation, maintain compliance, and generate dependable quantitative results.

You can download your Safety Data Sheet for NS052

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