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FLUORIDEFLUORIDE

FLUORIDE

Fluoride

SPECIFICATIONS

Range 0.00 to 2.00 mg/L

Resolution 0.01 mg/L

Accuracy ±5% of reading

Typical EMC ±0.01 mg/L

Deviation

Light Source Tungsten lamp with narrow band interference

filter @ 575 nm

Method Adaptation of the Standard Methods for the

Examination of Water and Wastewater, 18

edition, SPADNS method. The reaction between

fluoride and the liquid reagent causes a red tint

in the sample.

REQUIRED REAGENT

Code Description Quantity

HI 93729-0 SPADNS Reagent 4 mL

REAGENT SETS

HI 93729-01 Reagents for 100 tests

HI 93729-03 Reagents for 300 tests

For other accessories see page 141.

MEASUREMENT PROCEDURE

• Select the program number corresponding to Fluoride on the

secondary LCD by pressing PROGRAM W and V.

• Add 2 mL of HI 93729 SPADNS

reagent to two cuvets.

• Fill one of the cuvets with distilled water

(up to the mark), replace the cap and

invert several times to mix.

• Fill the other cuvet with sample (up to

the mark), replace the cap and invert

several times to mix.

10 ml

# 1

# 2

2 ml

Hanna Instruments C 99 series User Manual

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