Metrohm 2.946.0010, Руководство пользователя

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Table of figures
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V
Table of figures
Figure 1 946 Portable VA Analyzer - potentiostat front view ............................ 5
Figure 2 946 Portable VA Analyzer - potentiostat rear view ............................. 5
Figure 3 946 Portable VA Analyzer - scTRACE Gold measuring stand over-
view .................................................................................................. 6
Figure 4 946 Portable VA Analyzer - SPE measuring stand overview ................. 7
Figure 5 Details SPE holder .............................................................................. 8
Figure 6 Portable VA Analyzer software - overview (default workplace lay-
out) ................................................................................................... 9
Figure 7 Assembly of stirrer ........................................................................... 15
Figure 8 Assembly of scTRACE Gold electrode ............................................... 15
Figure 9 Assembly of screen-printed electrode .............................................. 16
Figure 10 Assembly of measuring stand .......................................................... 18
Figure 11 946 Portable VA Analyzer - potentiostat connected to measuring
stand ............................................................................................... 19
Figure 12 Operation of measuring stand ......................................................... 34
Figure 13 Remove scTRACE Gold electrode ..................................................... 40
Figure 14 Remove screen-printed electrode ..................................................... 41
Figure 15 Remove stirrer ................................................................................. 43
Figure 16 Good and bad standard addition curves .......................................... 61
Figure 17 Influence of chloride concentration on the background current of the
scTRACE Gold electrode. (Measuring solution c(H
2
SO
4
) = 1 mmol/L with
5, 50 and 500 mmol/L KCl) .............................................................. 62
Figure 18 Influence of oxygen on the background current of the scTRACE Gold
electrode. (Measuring solution: c(H
2
SO
4
) = 1 mmol/L, c(KCl) = 50
mmol/L) .......................................................................................... 64
Figure 19 Influence of pH on the background current of the scTRACE Gold elec-
trode. .............................................................................................. 65
Figure 20 946 Portable VA Analyzer - potentiostat connected to the dummy
cell .................................................................................................. 66