110
8.32. IRON LOW RANGE
SPECIFICATIONS
Range 0.000 to 1.600 mg/L (as Fe)
Resolution 0.001 mg/L
Accuracy ±0.010 mg/L ±8% of reading at 25 °C
Light Source LED with narrow band interference filter @ 575 nm
Method Adaptation of the TPTZ Method.
REQUIRED REAGENTS
Code Description Quantity
HI93746‑0 Iron Low Range Reagent 2 packets
REAGENT SETS
HI93746‑01 Reagents for 50 tests
HI93746‑03 Reagents for 150 tests
For other accessories see page 200.
MEASUREMENT PROCEDURE
• Select the Iron LR method using the procedure described in
the Method Selection section (see page 18).
• Fill one graduated mixing cylinder up to the 25 mL mark
with deionized water.
• Add one packet of HI93746‑0 Iron Low Range Reagent,
close the cylinder and shake vigorously for 30 seconds.
This is the blank.
• Fill a cuvette with 10 mL of the blank (up to the mark)
and replace the cap.
• Place the cuvette into the holder and close the lid.
25 mL
10 mL
IRON LOW RANGE
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