Metrohm 850 Professional IC MSM-HC MCS Prep 3 - Manual (Page 114)

5.11 Peristaltic pump
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850 Professional IC Anion – MSM-HC – MCS – Prep 3
Table 2 Pump tubing
Order
number Name Material Inner
diameter Use
6.1826.020 Pump tubing (blue/
blue), 2-stopper PVC (Tygon
ST) 1.65 mm Pump tubing for online IC
instruments and automa-
tion in voltammetry
6.1826.310 Pump tubing LFL
(orange/green), 3-
stopper PVC (Tygon) 0.38 mm Pump tubing for bromate
determination using the
triiodide method.
6.1826.320 Pump tubing LFL
(orange/yellow), 3-
stopper PVC (Tygon) 0.48 mm For suppressor solutions,
acceptor solutions for
inline dialysis and for inline
ultrafiltration.
6.1826.330 Pump tubing LFL
(orange/white), 3-
stopper PVC (Tygon) 0.64 mm No special applications.
6.1826.340 Pump tubing LFL
(black/black), 3-stop-
per PVC (Tygon) 0.76 mm For the sample solution in
inline dialysis.
6.1826.360 Pump tubing LFL
(white/white), 3-stop-
per PVC (Tygon) 1.02 mm For sample transfer.
6.1826.380 Pump tubing LFL
(gray/gray), 3-stopper PVC (Tygon) 1.25 mm For inline sample dilution.
6.1826.390 Pump tubing LFL (yel-
low/yellow), 3-stop-
per PVC (Tygon) 1.37 mm For the sample solution in
inline ultrafiltration.
5.11.2.2 Pump tubing connection with filter
The 6.2821.130 filters (54-2) should be changed every 3 months, more
frequently at higher backpressure.