Ethofumesate-2-keto

Methansulfonic acid-3,3-dimethyl-2-oxo-2,3-dihydro-benzofuran-5-yl ester

Ethofumesate-2-keto (CAS 26244-33-7) is a high-purity reference standard produced and distributed by WITEGA Laboratorien Berlin-Adlershof GmbH. This pesticide residue reference standard supports reliable LC-MS/MS and GC-MS workflows from calibration to routine quantification. It enables accurate traceability, clear identification, and confident confirmatory analysis in demanding matrices. Therefore, laboratories can create robust calibration curves and validate methods with consistent performance.

This reference standard fits regulated laboratories, pharmaceutical research groups, residue control programs, and metabolism studies. Moreover, it accelerates multi-residue method development by providing a stable, well-characterized analyte with reproducible response. Analysts can verify recoveries, assess matrix effects, and establish limits of detection and quantification across diverse sample types.

• High purity for LC-MS/MS and GC-MS quantification and identification.
• Traceable calibration for accurate reporting and compliance.
• Robust method validation and dependable confirmatory analysis.
• Quality documentation to streamline audits and data integrity.

Use this reference standard to prepare calibration solutions at relevant concentration ranges, then verify linearity and precision across batches. Next, confirm retention time, ion ratios, and transitions for selective detection. Additionally, apply matrix-matched calibration to improve accuracy in complex samples. Ethofumesate-2-keto (CAS 26244-33-7) supports routine QC checks, spike-recovery experiments, and ongoing system suitability testing. Finally, its consistent performance helps maintain defensible results and clear traceability from sample to report, backed by the manufacturing expertise of WITEGA Laboratorien Berlin-Adlershof GmbH.

You can download your Safety Data Sheet for PS115

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