An item designed for determining hydrogen ion concentration of a liquid. Includes chemically treated sensitized test paper(s) and color comparison chart(s). The treated paper, after immersion and comparision with the color chart, indicates hydrogen ion concentration. excludes lithmus paper, acs.
NSN 5935-01-362-7338
NSN 5895-01-502-7494
NSN 5975-01-537-1300
NSN 6240-01-277-3762
NSN 5975-01-129-2797
NSN 6645-01-211-6502
NSN 5996-00-279-1510
NSN 5960-00-379-4466
NSN 6620-01-065-8265
NSN 5999-01-088-7539
NSN 7035-01-555-8289
NSN 5935-00-575-7725