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Chlorine Dioxide

CHLORINE DIOXIDE

SPECIFICATIONS

Range 0.00 to 2.00 mg/L

Resolution 0.01 mg/L

Accuracy ±0.10 mg/L ±5% of reading at 25 °C

Typical EMC ±0.01 mg/L

Deviation

Light Source Tungsten lamp with narrow band interference filter @ 575 nm

Method Adaptation of the Chlorophenol Red method. The reaction between chlorine dioxide and

reagents causes a colorless to purple tint in the sample.

REQUIRED REAGENT

Code Description Quantity

HI 93738A-0 Reagent A 1 mL

HI 93738B-0 Dechlorinating Reagent B 1 packet

HI 93738C-0 Reagent C 1 mL

HI 93738D-0 Reagent D 1 mL

REAGENT SETS

HI 93738-01 Reagents for 100 tests

HI 93738-03 Reagents for 300 tests

For other accessories see page 132.

MEASUREMENT PROCEDURE

• Select the

Chlorine Dioxide

method using the procedure

described in the

Method Selection

section (see page 12).

• Fill two graduated mixing cylinders (# 1 & # 2) up to

the 25 mL mark with the sample.

• Add 0.5 mL of HI 93738A-0 Chlorine Dioxide Reagent to each cylinder (# 1 & # 2), close them and

invert several times to mix.

# 2

25 mL

# 1

25 mL

# 1 & # 2

# 1 # 2

Hanna Instruments HI 83099 User Manual

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