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 6610-01-595-5704
NSN 5998-00-151-6813
NSN 6145-00-181-9634
NSN 6685-01-606-2802
NSN 5990-00-226-1152
NSN 6620-00-193-9503
NSN 5910-01-555-3498
NSN 6645-01-176-6866
NSN 5985-01-005-0370
NSN 5935-01-348-5803
NSN 2925-01-218-5556
NSN 4140-01-615-0640