Thermo Fisher Scientific Ion Selective Electrodes Copper - Manual (Page 3)

Instruction Manual Copper Electrode
3
TABLE OF CONTENTS
GENERAL INSTRUCTIONS ....................................................................................................................................4
I NTRODUCTION ..........................................................................................................................................................4
R EQUIRED E QUIPMENT ..............................................................................................................................................4
R EQUIRED S OLUTIONS ...............................................................................................................................................4
GENERAL PREPARATION .....................................................................................................................................5
E LECTRODE P REPARATION ........................................................................................................................................5
E LECTRODE S LOPE C HECK ( WITH STANDARD P H/ M V METER ) ...................................................................................5
E LECTRODE S LOPE C HECK ( WITH ION METER )...........................................................................................................6
MEASUREMENT .......................................................................................................................................................7
M EASURING H INTS ....................................................................................................................................................7
S AMPLE R EQUIREMENTS ............................................................................................................................................7
U NITS OF M EASUREMENT ..........................................................................................................................................7
MEASUREMENT PROCEDURES ...........................................................................................................................8
D IRECT M EASUREMENT .............................................................................................................................................8
D IRECT M EASUREMENT OF C UPRIC I ON ( USING A STANDARD P H/ M V METER )...........................................................8
D IRECT M EASUREMENT OF C UPRIC I ON ( USING AN ION METER ) ..............................................................................10
L OW L EVEL C UPRIC D ETERMINATION ( USING A STANDARD P H/ M V METER ) ...........................................................11
L OW L EVEL C UPRIC D ETERMINATION ( USING AN ION METER ).................................................................................12
TITRATION ..............................................................................................................................................................13
T ITRATION OF C UPRIC I ON .......................................................................................................................................13
ELECTRODE CHARACTERISTICS.....................................................................................................................14
R EPRODUCIBILITY ...................................................................................................................................................14
I NTERFERENCES .......................................................................................................................................................15
P RECIPITATION AND C OMPLEXATION ......................................................................................................................15
T EMPERATURE I NFLUENCES ....................................................................................................................................16
E LECTRODE R ESPONSE ............................................................................................................................................16
L IMITS OF D ETECTION .............................................................................................................................................18
P H E FFECTS .............................................................................................................................................................18
E LECTRODE L IFE .....................................................................................................................................................19
E LECTRODE S TORAGE .............................................................................................................................................19
ELECTRODE THEORY ..........................................................................................................................................19
E LECTRODE O PERATION ..........................................................................................................................................19
TROUBLESHOOTING GUIDE ..............................................................................................................................21
M ETER .....................................................................................................................................................................21
G LASSWARE ............................................................................................................................................................21
E LECTRODES ...........................................................................................................................................................21
R EAGENTS ...............................................................................................................................................................22
S AMPLE ...................................................................................................................................................................22
T ECHNIQUE ..............................................................................................................................................................23
TROUBLESHOOTING HINTS...............................................................................................................................23
SPECIFICATIONS ...................................................................................................................................................25
EUTECH INSTRUMENTS PTE LTD.