86
Nitrate
SPECIFICATIONS
Range
0.0 to 30.0 mg/L
Resolution
0.1 mg/L
Accuracy
±0.5 mg/L ±10% of reading at 25 °C
Typical EMC
±0.1 mg/L
Deviation
Light Source
Tungsten lamp with narrow band interference filter @ 525 nm
Method
Adaptation of the cadmium reduction method. The reaction between nitrate and the
reagent causes an amber tint in the sample.
REQUIRED REAGENTS
Code
Description
Quantity
HI 93728-0
Powder reagent 1 packet
REAGENT SETS
HI 93728-01
Reagents for 100 tests
HI 93728-03
Reagents for 300 tests
For other accessories see page 132.
MEASUREMENT PROCEDURE
• Select the
Nitrate method using the procedure described in the
Method Selection section (see page 12).
• Using the pipette, fill the cuvette with 6 ml of sample, up to half of
its height, and replace the cap.
• Place the cuvette into the holder and close the lid.
• Press the
Zero
key. The display will show “
-0.0-
” when the meter is zeroed and ready for
measurement.
• Remove the cuvette and add the content of one packet of
HI 93728-0 reagent.
6 mL
NITRATE