Prometryn solution reference material is primarily used in analytical laboratories for calibration and quality control purposes. It ensures accurate measurement and detection of prometryn residues in environmental samples such as water, soil, and agricultural products. This reference standard is essential in validating analytical methods, particularly in high-performance liquid chromatography (HPLC) and gas chromatography-mass spectrometry (GC-MS). It supports regulatory compliance by enabling reliable monitoring of prometryn levels to assess environmental contamination and food safety. The solution is also used in research settings to study herbicide degradation and persistence in ecosystems.