Hanna Instruments c 99 Manuel D’Utilisation

86

Iron LR

SPECIFICATIONS

Range

0 to 400 µg/L

Resolution

1 µg/L

Accuracy

±10 µg/L ±8% of reading

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 100 tests
For other accessories see page 141.

MEASUREMENT PROCEDURE

• Select the program number corresponding to Iron LR on the

secondary LCD by pressing PROGRAM W and V.

• Fill one graduated mixing cylinder up to

the 25 mL mark with deionized water.

• Add the content of one

packet of HI 93746 TPTZ
reagent, close the cylin-
der and shake vigorously
for 30 seconds. This is
the blank.

• Fill a cuvet with 10 mL of the blank up

to the mark and replace the cap.

12

3

6

9

30"