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 6685-01-582-7586
NSN 5996-01-230-0141
NSN 6145-00-301-9124
NSN 5910-00-407-2912
NSN 6145-01-087-0824
NSN 5965-01-148-4979
NSN 6130-01-415-2870
NSN 5990-01-328-9846
NSN 6135-01-514-0356
NSN 6105-01-475-8201
NSN 6110-01-573-7872
NSN 6650-01-538-8776