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 6240-01-295-6483
NSN 5998-01-622-7822
NSN 5945-00-131-9654
NSN 5905-01-200-0658
NSN 6220-00-333-8521
NSN 6240-00-780-6988
NSN 5925-01-445-5583
NSN 5835-01-317-4840
NSN 5965-00-362-2158
NSN 5990-00-068-4324
NSN 5990-01-552-3591
NSN 6685-01-354-0752