Hanna Instruments c 99 Manuel D’Utilisation

79

Hydrazine

SPECIFICATIONS

Range

0 to 400 µg/L

Resolution

1 µg/L

Accuracy

±4% of full scale

Typical EMC

±2 µg/L

Deviation

Light Source

Tungsten lamp with narrow band interference

filter @ 420 nm

Method

Adaptation of the ASTM Manual of Water and
Environmental Technology, method D1385-88,

p-Dimethylaminobenzaldehyde method. The reac-

tion between hydrazine and the liquid reagent

causes a yellow tint in the sample.

REQUIRED REAGENT

Code

Description

Quantity

HI  93704-0

Liquid  Reagent

24 drops

REAGENT SETS

HI 93704-01 Reagents for 100 tests
HI 93704-03 Reagents for 300 tests
For other accessories see page 141.

MEASUREMENT PROCEDURE

• Select the program number corresponding to Hydrazine on the

secondary LCD by pressing PROGRAM W and V.

• Fill one cuvet up to the mark with 10

mL of distilled water.

• Place the cap and insert the cuvet

# 1 into the holder. Ensure that
the notch on the cap is positioned
securely into the groove.

• Press ZERO and SIP will blink while the

instrument is adjusting the light level.