Calibracion de electrodo de plomo

EUTECH INSTRUMENTS PTE LTD.

INSTRUCTION MANUAL
LEAD ION ELECTRODE

TABLE OF CONTENTS
GENERAL INSTRUCTIONS .......................................................................................................... 1
Introduction ..............................................................................................................................................2 RequiredEquipment.................................................................................................................................2 Required Solutions ...................................................................................................................................2

GENERALPREPARATION............................................................................................................ 3
Electrode Preparation ...............................................................................................................................3 Electrode Slope Check (with pH/mV meter) ...........................................................................................3 Electrode Slope Check (with ion meter)..................................................................................................3

MEASUREMENT.............................................................................................................................. 4
Measuring Hints .......................................................................................................................................4 SampleRequirements...............................................................................................................................4 Units of Measurement ..............................................................................................................................5

MEASUREMENT PROCEDURE ................................................................................................... 5
Direct Measurement.................................................................................................................................5 Direct Measurement of Lead (using a pH/mV meter)..............................................................................5 Direct Measurement of Lead (using an ion meter)...................................................................................7 Low Level LeadDetermination (using a pH/mV meter) .........................................................................8 Low Level Lead Determination (using an ion meter) ..............................................................................9 Titration..................................................................................................................................................10Titration of Lead ....................................................................................................................................10 Titration of Sulfate .................................................................................................................................11

ELECTRODECHARACTERISTICS........................................................................................... 13
Reproducibility.......................................................................................................................................13 Interferences ...........................................................................................................................................13 Precipitation and Complexation.............................................................................................................13 Temperature Influences..........................................................................................................................13 Electrode Response ................................................................................................................................14 Limits of...