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Iron LR
IRON LOW RANGE
SPECIFICATIONS
Range 0 to 400 μg/L
Resolution 1 μg/L
Accuracy ±10 μg/L ±8% of reading at 25 °C
Typical EMC ±1 μg/L
Deviation
Light Source Tungsten lamp with narrow band interference filter @ 575 nm
Method Adaptation of the TPTZ Method. The reaction between iron and the reagent causes a
violet tint in the sample.
REQUIRED REAGENTS
Code Description Quantity
HI 93746-0 TPTZ Reagent 2 packets
REAGENT SETS
HI 93746-01 Reagents for 50 tests
HI 93746-03 Reagents for 150 tests
For other accessories see page 132.
MEASUREMENT PROCEDURE
• Select the
Iron LR
method using the procedure described in
the
Method Selection
section (see page 12).
• Fill one graduated mixing cylinder up to the 25 mL mark
with deionized water.
• Add the content of one packet of HI 93746-0 TPTZ 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.
10 mL
25 mL
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