4-Hydroxy-1-methyl-D₃-5-methyl-2-phenyl-1,2-dihydro-pyrazol-3-one

4 Hydroxyantipyrine D3 (CAS 65566-65-6) is a high-quality reference standard from WITEGA Laboratorien Berlin-Adlershof GmbH, designed for LC-MS/MS reference standard workflows and quantitative mass spectrometry. Produced and distributed by WITEGA Laboratorien Berlin-Adlershof GmbH, it enables robust calibration, precise quantification, and reliable traceability in LC-MS/MS and GC-MS assays.

This reference standard supports calibration curves with low uncertainty. Moreover, 4 Hydroxyantipyrine D3 (CAS 65566-65-6) helps verify selectivity, linearity, and instrument response across matrices. Use it to establish traceability and to perform confirmatory analysis that meets regulatory expectations. The material fits routine and research environments alike, so adoption is straightforward.

Common applications include:

• Regulated laboratories performing routine residue monitoring.
• Pharmaceutical research focused on metabolism and biotransformation.
• Residue control in food, feed, and environmental samples.
• Metabolism studies and pharmacokinetic investigations.
• Multi-residue method development in LC-MS/MS or GC-MS.

Additionally, this material fits harmonized workflows for method validation. It enables precise calibration, recovery checks, and system suitability tests. Therefore, analysts achieve consistent results across platforms. The reference standard integrates seamlessly into existing SOPs and quality control plans, supporting confirmatory analysis whenever required.

Key benefits:

• Optimized for LC-MS/MS and GC-MS quantification.
• Suitable for calibration, method validation, and confirmatory analysis.
• Supports traceability required by quality systems and audits.

Each lot is produced and distributed by WITEGA Laboratorien Berlin-Adlershof GmbH under strict quality procedures. Documentation supports traceability, storage guidance, and intended use in quantitative methods. Choose 4 Hydroxyantipyrine D3 (CAS 65566-65-6) to strengthen data integrity from sample preparation to final reporting.

You can download your Safety Data Sheet for NS057

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