Hanna-instruments HI 83208 Bedienungsanleitung PDF herunterladen (Seite 24)

Total Chlorine

TOTAL CHLORINE

SPECIFICATIONS

Range 0.00 to 3.50 mg/L

Resolution 0.01 mg/L

Accuracy ±0.03 mg/L ±3% of reading at 25 °C

Typical EMC ±0.01 mg/L

Deviation

Light Source Tungsten lamp with narrow band interference filter @ 525 nm

Method Adaptation of the

EPA DPD method 330.5.

The reaction between the chlorine and the

DPD reagent causes a pink tint in the sample.

REQUIRED REAGENTS

POWDER:

Code Description Quantity

HI 93711-0 DPD 1 packet

LIQUID:

Code Description Quantity

HI 93701A-T DPD1 indicator 3 drops

HI 93701B-T DPD1 buffer 3 drops

HI 93701C DPD3 solution 1 drop

REAGENT SETS

HI 93701-T Reagents for 300 total chlorine tests (liquid)

HI 93711-01 Reagents for 100 total chlorine tests (powder)

HI 93711-03 Reagents for 300 total chlorine tests (powder)

For other accessories see page 73.

MEASUREMENT PROCEDURE

• Select the

Total Chlorine

method using the procedure

described in the

Method Selection

section (see page 12).

• Fill the cuvette with 10 mL of unreacted sample (up to the

mark) and replace the cap.

• Place the cuvette into the holder and close the lid.

10 mL

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Hanna-instruments HI 83208 Bedienungsanleitung Seite 24