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 6240-00-998-7765
NSN 6320-01-326-1316
NSN 6145-01-442-6503
NSN 5960-00-929-1276
NSN 6105-00-251-2618
NSN 6130-01-377-9038
NSN 5950-01-458-6572
NSN 6320-01-267-7990
NSN 5935-01-332-4567
NSN 6130-00-768-2863
NSN 5990-01-330-4552
NSN 5985-00-055-9234