(17α)-19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol

17a Ethynylestradiol (CAS 57-63-6) reference standard from WITEGA Laboratorien Berlin-Adlershof GmbH supports LC-MS/MS and GC-MS quantification with robust traceability for calibration, method validation, and confirmatory analysis. It suits regulated laboratories, pharmaceutical research, residue control, metabolism studies, and multi-residue method development. Relevant intents include synthetic estrogen reference standard, LC-MS/MS quantification standard, traceable analytical standard solution, residue control reference material, and endocrine disruptor testing standard.

This reference standard is produced and distributed by WITEGA Laboratorien Berlin-Adlershof GmbH under stringent quality controls. It enables precise calibration curves, checks instrument linearity, and ensures reproducible quantification across matrices. Use it to verify extraction recovery, assess matrix effects, and support defensible reporting. The material is designed for reliable identification and quantification in complex workflows, reducing uncertainty and improving traceability from sample to result.

• Optimized for LC-MS/MS and GC-MS workflows in small-molecule steroid hormone analysis.
• Traceable purity with batch-specific documentation to support audits and compliance.
• Ideal for calibration, system suitability, and full method validation.
• Supports confirmatory analysis and orthogonal verification.

• Regulated laboratories requiring consistent performance across batches.
• Pharmaceutical research and development, including formulation and stability studies.
• Residue control in environmental, food, and wastewater surveillance.
• Metabolism studies tracking biotransformation products and kinetics.
• Multi-residue method development across varied matrices.

When accuracy matters, 17a Ethynylestradiol (CAS 57-63-6) delivers consistent results as a high-quality reference standard. Choose production and distribution by WITEGA Laboratorien Berlin-Adlershof GmbH to strengthen traceability, streamline calibration, and achieve confident LC-MS/MS or GC-MS quantification.

You can download your Safety Data Sheet for ST043

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