The Chemical and Biological Monitoring Branch of NIOSH requires a DART-JS Ion Source System with High-Throughput Sampling for use with Thermo Exploris mass spectrometers. This system enhances rapid ambient ionization and throughput for mission-critical chemical exposure assessment research. It enables fast, solvent-free measurement workflows and is compatible with QuickStrip HTS sample cards, TLC plates, and tablet holders. No performance location or budget amounts are specified in the description.