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 6150-01-330-7030
NSN 6610-01-336-2787
NSN 5945-01-337-3848
NSN 7035-00-782-7046
NSN 6240-01-353-7760
NSN 5935-00-260-6051
NSN 5985-01-617-0724
NSN 5835-01-370-8912
NSN 6645-01-373-5876
NSN 4140-00-490-0630
NSN 5835-00-247-0161
NSN 5915-01-648-5885