5-(4-Chlorophenyl)-6-ethyl-2,4-pyrimidinediamine

Pyrimethamine (CAS 58-14-0) is a high-quality reference standard produced and distributed by WITEGA Laboratorien Berlin-Adlershof GmbH. This antimalarial reference standard supports LC-MS/MS and GC-MS analytical quantification with excellent traceability. It streamlines calibration, method validation, and confirmatory analysis across diverse matrices. Consequently, laboratories can achieve reliable results and maintain compliance with stringent quality requirements.

Engineered for consistent performance, this reference standard helps you build robust analytical workflows. It dissolves readily in common solvents and provides dependable response in routine and advanced assays. Moreover, batch documentation supports confident measurement uncertainty estimates and reproducibility.

• Optimized for LC-MS/MS and GC-MS calibration and quantitative confirmation.
• Traceable preparation with batch-specific documentation and a detailed certificate of analysis.
• Purity and identity verified by orthogonal techniques for dependable results.
• Clear handling, storage, and reconstitution guidance for routine use.
• Suitable for method development, matrix-matched calibration, and system suitability tests.

Typical applications span regulated laboratories and research environments where data integrity matters.

• Residue control programs and surveillance studies.
• Pharmaceutical research and quality control workflows.
• Metabolism studies and pathway elucidation.
• Multi-residue method development and validation.
• Confirmatory analysis to support decision limits.

Choose this Pyrimethamine (CAS 58-14-0) reference standard to enhance traceability and reduce variability. Additionally, it enables consistent calibration across instruments and sites. When accuracy and comparability are essential, the solution from WITEGA Laboratorien Berlin-Adlershof GmbH helps you meet your analytical targets with confidence.

You can download your Safety Data Sheet for OP337

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