Hach DR/700 - Page 535

57-29
NITRITE, HR, continued
10. Invert the
prepared sample
twice. Then place the
prepared sample in
the cell holder.
Note: In bright sunlight
it may be necessary to
close the cell
compartment cover.
11. Press: READ
The display will
count down to 0.
Then the display will
show the results in
mg/L nitrite.
Note: To convert results
to other units, see Table 1.
Table 1. Conversion Factors
To convert reading from To Multiply by
mg/L NO
2
-
mg/L NO
2
-N 0.3
mg/L NO
2
-
mg/L NaNO
2
1.5