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CYANIDECYANIDE

CYANIDE

Cyanide

SPECIFICATIONS

Range 0.000 to 0.200 mg/L

Resolution 0.001 mg/L

Accuracy ±0.005 mg/L ±3% of reading

Typical EMC Dev. ±0.001 mg/L

Light Source Tungsten lamp with narrow band interference

filter @ 610 nm

Method Adaptation of the Standard Methods for the

Examination of Water and Wastewater, 18

edition, Pyridine-Pyrazolone method. The reac-

tion between cyanide and reagents causes a

blue tint in the sample.

REQUIRED REAGENTS

Code Description Quantity

HI 93714A-0 Reagent A 1 spoon

HI 93714B-0 Reagent B 1 packet

HI 93714C-0 Reagent C 1 packet

REAGENT SETS

HI 93714-01 Reagents for 100 tests

HI 93714-03 Reagents for 300 tests

For other accessories see page 141.

MEASUREMENT PROCEDURE

• Select the program number corresponding to Cyanide 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.

• Wait for a few seconds and the display will

show “-0.0-”. Now the meter is zeroed

and ready for measurement.

10 mL

Hanna Instruments C 99 series User Manual

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