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)

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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;