Hydrogen sulfide (h2s)
NSN 6150-01-230-1435
NSN 6320-00-894-1644
NSN 5990-00-067-6791
NSN 5985-00-083-6081
NSN 5920-00-672-5583
NSN 5905-01-451-4205
NSN 6135-01-031-0862
NSN 6240-01-470-2594
NSN 7035-01-008-7248
NSN 6320-01-390-5385
NSN 6145-00-091-1079
NSN 5996-01-070-9911