Colistin A sulfate Polymyxin E1 sulfate (CAS 207990-63-4) is a premium reference standard produced and distributed by WITEGA Laboratorien Berlin-Adlershof GmbH for precise LC-MS/MS and GC-MS workflows. As an antimicrobial peptide reference standard and cationic lipopeptide reference material, it supports traceable analytical standard setup in regulated environments and aids reliable quantification.

Use this reference standard to build robust calibration curves, verify instrument performance, and maintain traceability. It suits quantitative methods, method validation, and confirmatory analysis. With defined purity and homogeneity, your results remain consistent and defensible. Furthermore, it aligns inter-lab comparability and supports routine QA/QC across complex matrices.

Typical use cases include:

• Residue control in food, feed, and environmental monitoring.
• Pharmaceutical research focused on antimicrobial agents.
• Metabolism studies and biotransformation profiling.
• Multi-residue method development and optimization.
• Regulated laboratories that require documented traceability.

This Colistin A sulfate Polymyxin E1 sulfate (CAS 207990-63-4) reference standard integrates smoothly with LC-MS/MS or GC-MS sample preparation routines. It enables accurate spike-and-recovery experiments, matrix effect checks, and ongoing calibration verification. Choose suitable solvents and concentrations to match your method. In addition, WITEGA Laboratorien Berlin-Adlershof GmbH provides documentation to support traceable use in audits and routine compliance.

You can download your Safety Data Sheet for OP300

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