Hanna Instruments c 99 Manuel D’Utilisation

89

SPECIFICATIONS

Range

0.0 to 20.0 mg/L

Resolution

0.1 mg/L

Accuracy

±0.2 mg/L ±3% of reading

Typical EMC

±0.1 mg/L

Deviation

Light Source

Tungsten lamp with narrow band interference

filter @ 525 nm

Method

Adaptation of the Standard Methods for the
Examination of Water and Wastewater, 18

 Periodate method. The reaction between

manganese and reagents causes a pink tint in

the sample.

REQUIRED REAGENTS

Code

Description

Quantity

HI 93709A-0

Citrate

1 packet

HI 93709B-0

Sodium periodate

1 packet

REAGENT SETS

HI 93709-01 Reagents for 100 tests
HI 93709-03 Reagents for 300 tests
For other accessories see page 141.

MEASUREMENT PROCEDURE

• Select the program number corresponding to Manganese HR on

the secondary LCD by pressing PROGRAM W and V.

• Fill the cuvet with 10 mL of unreacted sample (up

to the mark) and replace the cap.

• Place the cuvet into the holder and

ensure that the notch on the cap is
positioned securely into the groove.

• Press ZERO and “SIP” will blink on the display.

Manganese HR