An instrument with a microprocessor, designed to determine the quality of water.
NSN 6145-01-207-4640
NSN 6145-01-310-8597
NSN 5965-01-461-4480
NSN 5905-01-101-3279
NSN 6610-01-014-3964
NSN 6240-01-222-3523
NSN 6620-01-093-7592
NSN 6220-01-211-4630
NSN 5965-00-513-1352
NSN 6130-01-266-6007
NSN 6145-00-233-6010
NSN 5920-01-068-9353