National Item Identification Number
00-290-0880
002900880
6630-00-290-0880
6630002900880
National Stock Number
Item Name
COMPARATOR,COLOR
Federal Supply Class
6630
Description
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.
Commercial and Government Entity Code (Supplier Data)
Reference Numbers (Part Numbers)
MILC538
Required Categories
HOLDER TYPE FOR WHICH DESIGNED
COLOR RANGE
COLOR GRADUATION
LIGHT TYPE FOR WH
Required Description
DISK
6.0 TO 7.6 PH
0.1 TO 5.0 PPM RESIDUAL CHLORINE
6.0
6.2
6.4
6.6
6.8;