Ionode IJ-F Fluoride User Manual download pdf

Warranty

IJ electrodes have a warranty of 12 months from date of purchase.

Any electrode found to be faulty due to manufacture within

this time will be replaced.

Ionode reserves the right to limit or modify product warranty

if it is deemed that the electrode has been used in unsuitable

applications. Electrodes with broken stems, connectors or

cables are not covered by warranty.

Electrode life may be reduced in chemically aggressive or

abrasive samples and at high temperatures.

Visit ionode.com for more details.

User maintenance and troubleshooting

IJ- F

FLUORIDE

ION SELECTIVE

ELECTRODE

Symptom Possible cause Remedy

Drift Junction blocked Remove and clean sleeve

Membrane unclean

or contaminated

Remove sleeve. Gently

polish membrane with

ne polishing agent

Noisy Poor connection

to meter

Check connection

Junction not

immersed fully

Lower electrode into

solution below junction

Insufcient

electrolyte or

bubble

Rell electrolyte

Inaccurate

readings

or poor

reproduc-

ibility

Contaminated

standard(s)

Make up fresh calibration

standards and recalibrate

Drift since last

calibration

Recalibrate using freshly

prepared standards

Improperly made

standards

Recalibrate using freshly

made standards

Temperature

differences between

calibration and

sample

measurement

Ensure calibration and

sample measurements

are done at the same

temperature

No TISAB used Add TISAB buffer

Incorrect pH Ensure pH is between

5 -7

Variations in

measurement

procedure

between

calibration and

measurement

Ensure stirring rates,

temperature, and other

conditions are the same

in calibration and

measurement steps

Parameter Operating Range

Concentration range 0.02 to 19,000 mg/L

Temperature range 0 – 60ºC

pH range 5 -7 pH

Reference type Double Junction Ag/AgCl/rellable

Sensor materials Solid state crystal

Body and sleeve Polypropylene/PMMA

Overall length 150mm

Barrel diameter 12mm

Cable length 1m standard, longer to order.

Maximum 20m

Connector BNC standard, others on request

Images are illustrative only.

GOOD CHEMISTRY

Operators Manual

Short-Form

Intermediate Junction Series

1 2

GOOD CHEMISTRY 2

Summary of Contents

Page 1

WarrantyIJ electrodes have a warranty of 12 months from date of purchase. Any electrode found to be faulty due to manufacture within this time will be

Page 2 - GOOD CHEMISTRY

Application The Ionode IJ-F Ion selective electrode responds reversibly to Fluoride ions. The limit of detection is 0.02 ppm F-. The response is theo

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Ionode IJ-F Fluoride User Manual

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Summary of Contents

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