An instrument used to determine hydrogen ion concentration, residual chlorine content, phosphate content and/or other characteristics of water by visually comparing a sample, to which a specified quantity of an appropriate indicator solution has been added, with a color standard. The color standards used for these tests are mounted in a suitable holder and graded to represent the indicator colors for various ph values, concentration of chlorine, phosphate, or other substance.
Classification: Other chemical analysis instruments and apparatus, nesoi
NSN 6620-00-872-2108
NSN 6110-00-271-9928
NSN 6240-01-513-0306
NSN 7035-00-500-7839
NSN 5996-01-612-9407
NSN 6145-01-041-3057
NSN 5925-01-090-4112
NSN 5999-01-281-8699
NSN 5905-00-200-1402
NSN 5905-01-422-1670
NSN 6105-00-082-0333
NSN 5960-01-376-1726