An instrument with a microprocessor, designed to determine the quality of water.
NSN 5945-00-167-2756
NSN 6220-01-071-5467
NSN 5996-01-411-9718
NSN 5915-00-597-2369
NSN 5915-01-329-9545
NSN 5999-00-900-3342
NSN 6645-01-582-4752
NSN 5950-01-476-7341
NSN 5960-00-983-7232
NSN 6220-01-027-1294
NSN 6220-00-246-7245
NSN 4140-00-113-5991