Hach DR300 Manual Del Usuario página 13

Figure 5 Sample cell orientation
1 Orientation mark
4
Some variants of the instrument have sample cells without an
orientation mark.
5
Use the glass sample cell for low-range chlorine tests.
6
Use the plastic sample cell for high-range chlorine tests.
4
2 Sample cell, 25-mm
(10 mL), glass
3 Sample cell, 1-cm
5
(10 mL), plastic
6
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