Trifluralin solution reference materials are primarily used in analytical laboratories for calibration and quality control purposes. They serve as standards in chromatographic techniques like HPLC and GC to accurately identify and quantify trifluralin residues in environmental samples, soil, water, and agricultural products. These reference solutions ensure the reliability of testing methods used in regulatory compliance, pesticide monitoring, and environmental safety assessments. They are also utilized in research settings to study herbicide degradation, persistence, and contamination levels. Their precise concentration allows for consistent and reproducible results in analytical workflows.