An instrument with a microprocessor, designed to determine the quality of water.
NSN 5960-01-505-2426
NSN 5895-00-737-4831
NSN 5990-00-627-5151
NSN 5960-01-036-6320
NSN 5835-00-143-4153
NSN 6685-00-778-3796
NSN 6645-00-166-7926
NSN 6645-01-359-7875
NSN 5990-01-487-0871
NSN 6320-01-470-6826
NSN 5950-00-924-1893
NSN 5985-01-194-7925