Tosufloxacin-D₄ hydrochloride

7-(3-Aminopyrrolidin-2,2,5,5-D4-1-yl)-1-(2,4-difluorophenyl)-6-fluoro-1,4-dihydro-4-oxo-1,8-naphthyridine-3-carboxylic acid hydrochloride

Tosufloxacin-D4 hydrochloride is a high-purity reference standard produced and distributed by WITEGA Laboratorien Berlin-Adlershof GmbH. It supports LC-MS/MS and GC-MS analytical quantification, traceability, calibration, method validation, and confirmatory analysis. This stable isotope labeled antibiotic strengthens precision in fluoroquinolone workflows and improves comparability across studies.

Use Tosufloxacin-D4 hydrochloride to establish linear calibration ranges and quantify residues with confidence. It helps assess matrix effects, recovery, and instrument performance. Moreover, the reference standard enables robust identification and confirmation criteria in compliance-driven environments.

Typical applications include:

• Regulated laboratories verifying residue limits and method performance
• Pharmaceutical research exploring antimicrobial metabolism and kinetics
• Residue control in food, feed, and environmental monitoring
• Metabolism studies and pathway elucidation
• Multi-residue method development for complex matrices

Every batch of this reference standard is prepared for reliable traceability. Consequently, analysts can document calibration and quality-control checkpoints. Clear documentation supports audits and consistent reporting.

Tosufloxacin-D4 hydrochloride integrates smoothly into LC-MS/MS or GC-MS workflows. It aids method validation steps such as specificity, accuracy, precision, and limits of quantification. Additionally, it supports confirmatory analysis through stable retention times and defined ion transitions.

Choose this reference standard from WITEGA Laboratorien Berlin-Adlershof GmbH to streamline routine monitoring and research projects. It helps shorten optimization cycles and reduce re-analysis. Finally, it delivers dependable performance for daily calibration, control charts, and long-term comparability.

Key benefits:

• Traceable calibration for quantitative measurements
• Enhanced reliability in confirmatory analysis
• Efficient multi-residue method development
• Consistent results across instruments and sites

You can download your Safety Data Sheet for CH031

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