Oxfendazole
Fenbendazole sulfoxide

(5-Phenylsulfinyl-1H-benzimidazol-2-yl) carbamic acid methyl ester

Oxfendazole Fenbendazole sulfoxide (CAS 53716-50-0) reference standard from WITEGA Laboratorien Berlin-Adlershof GmbH enables reliable LC-MS/MS and GC-MS quantification in residue analysis. This benzimidazole anthelmintic metabolite supports traceability, robust calibration, and fast confirmatory analysis across demanding workflows.

Produced and distributed by WITEGA Laboratorien Berlin-Adlershof GmbH, this reference standard is optimized for precision and consistency. It helps analysts create accurate calibration curves, verify instrument response, and achieve low limits of quantification. Moreover, it integrates smoothly into established multi-residue methods and targeted assays.

• High-purity reference standard for quantitative LC-MS/MS and GC-MS.
• Full traceability for method validation and routine quality control.
• Lot-to-lot consistency to support long-term studies.
• Suitable for confirmatory analysis in regulated environments.

Typical applications include regulated laboratories monitoring veterinary drug residues, pharmaceutical research exploring metabolism pathways, and residue control programs. Additionally, teams developing multi-residue methods can use this reference standard to fine-tune selectivity, recovery, and matrix robustness.

• Calibration and verification of analytical methods.
• Preparation of QC samples and system suitability tests.
• Confirmatory analysis to fulfill regulatory requirements.
• Metabolism studies in animal matrices and related substrates.

In practice, Oxfendazole Fenbendazole sulfoxide (CAS 53716-50-0) provides dependable performance from method development to routine surveillance. Therefore, analysts can maintain traceable documentation, minimize uncertainty, and streamline quantitative workflows. Choose this reference standard from WITEGA Laboratorien Berlin-Adlershof GmbH to support accurate, reproducible results in your laboratory.

You can download your Safety Data Sheet for BI011

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