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 4140-01-606-3500
NSN 6650-01-254-4288
NSN 7035-00-299-7150
NSN 5915-01-607-4773
NSN 5960-01-546-2379
NSN 6220-00-006-5157
NSN 5965-01-422-4823
NSN 5930-00-735-1756
NSN 5905-01-403-2806
NSN 6320-01-039-5891
NSN 6135-01-534-3007
NSN 5996-00-977-6080