June 28, 2016, 715003956 Rev. C
Page 75
C.4 QDa solvent compatibility (KAB)
Note: The solvent compatibility information in this section refers to the KAB version of the QDa
detector, shown in the following figure:
Figure C–2: QDa Detector (KAB)
Note: The assembly cover is depicted as transparent, to reveal the tubing connections.
C.4.1 Items exposed to solvent
The items that appear in the following table can be exposed to solvent. You must evaluate the
compatibility issues if the solvents used in your application differ from the solvents usually used
with these items. See page 76 for details about the ingredients used most commonly to prepare
mobile phases.
Table C–5: Items exposed to solvent (KAB)
Item Material
Gas exhaust port Aluminium
Gas tubes FEP (fluorinated ethylene propylene)
Ion block Stainless steel
Ion block support
PEEK
®
(polyetheretherketone)
O-rings
Viton
®
or
PTFE (polytetrafluoroethylene)-
encapsulated Viton
Solvent waste/leak management
Tygon
®
tubing
Source enclosure Aluminium
API gas
connection
Convoluted liquid
waste tubing
Source exhaust
connection
Exhaust tubing
Blanking
fitting
Unused
source
exhaust
connection
Holding screw
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