5
Application
5.1
Performing Ultrafiltration
Requirements
— The cassette(s) is | are set up for ultrafiltration.
— The cassette(s) has | have been flushed (optional).
WARNING
Risk of infection due to leakage resulting in contact with solutions!
During the process, check the system for leaks.
t
Observe the operating conditions (chapter "6.4 Operating Conditions",
t
page 22).
Procedure
Place the solution in the feed reservoir.
t
Start the peristaltic pump with a suitable flow rate (see chapter "6.4 Oper-
t
ating Conditions", page 22).
The ultrafiltration process starts.
y
The pressure indicator should read up to 2.5 bar.
y
When the desired retentate or permeate volume is reached:
t
Reduce the flow rate to 20-40 mL/min.
t
Circulate the sample for another 1-2 minutes.
t
Stop the peristaltic pump.
t
The ultrafiltration process is complete.
y
Instructions for Use Vivaflow
Application
SU
®
17