Drometrizole trisiloxane
Mexoryl XL

2-(2H-Benzotriazol-2-yl)-4-methyl-6-[2-methyl-3-[1,3,3,3-tetramethyl-1-[(trimethylsilyl)oxy]-1-disiloxanyl]propyl]phenol

Drometrizole trisiloxane Mexoryl XL (CAS 155633-54-8) reference standard from WITEGA Laboratorien Berlin-Adlershof GmbH enables confident LC-MS/MS and GC-MS quantification. It is produced and distributed by WITEGA Laboratorien Berlin-Adlershof GmbH to support traceable calibration and robust method validation. Related search terms: UV filter standard, sunscreen active reference material, siloxane-based analyte, LC-MS method validation, GC-MS calibration solution. Further queries: photostability studies, cosmetic residue analysis, quality control standard, CRM alternative, traceable calibration material.

This high-purity reference standard helps build reliable calibration curves and strong quality controls. It supports confirmatory analysis, recovery experiments, and instrument suitability tests. Moreover, it fits complex matrices from cosmetics to biological samples. Analysts can quantify target residues, verify selectivity, and document traceability across platforms.

• Optimized for LC-MS/MS and GC-MS workflows, including calibration and quantitative method development.
• Suitable for confirmatory analysis in routine residue control and regulatory reporting.
• Useful for metabolism studies and characterization of transformation products.
• Supports multi-residue method development with consistent performance.
• Lot-specific documentation promotes transparent traceability.

Use this material to fine-tune extraction, evaluate matrix effects, and check linearity over working ranges. Additionally, the reference standard assists in system carryover checks and stability assessments. Therefore, laboratories can improve data integrity and reduce rework.

• High chemical identity verification and well-defined purity for reproducible quantification.
• Clear preparation guidance for stock and working solutions.
• Compatible with both targeted and screening approaches.
• Backed by the expertise of WITEGA Laboratorien Berlin-Adlershof GmbH in reference standard production.

Choose Drometrizole trisiloxane Mexoryl XL (CAS 155633-54-8) reference standard to strengthen calibration, validation, and confirmatory analysis. With robust performance in LC-MS/MS and GC-MS, it supports regulated laboratories, pharmaceutical research, residue control, metabolism studies, and multi-residue method development.

You can download your Safety Data Sheet for OP189

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