Jerome® J605 Hydrogen Sulfide Analyzer is the latest innovation in toxic gas detection, offering unmatched sensitivity and reliability. Housed in a lightweight, ergonomic case, the J605 sets a new standard for low-level, portable H₂S monitoring. With its industry-proven gold film sensor, the J605 provides accurate detection at levels as low as 3 parts per billion (ppb) with a remarkable resolution of 20 parts per trillion (ppt).