Specific to benzene, detector tubes; 0.5-10ppm; for 5 tests
NSN 2925-01-004-1683
NSN 6685-00-099-9025
NSN 6240-00-646-6931
NSN 5945-01-024-9378
NSN 4140-00-529-5705
NSN 5960-00-014-3445
NSN 5910-01-264-4358
NSN 5999-01-220-9936
NSN 5935-01-217-3401
NSN 6240-01-602-1567
NSN 5855-01-010-4921
NSN 6130-00-963-1380