Features of RSpak DE Series (5) (Selection of HPLC System)

To realize the best performance of RSpak DE-413 column, we recommend to use the following HPLC system with the column.

Device Recommended specifications and/or setting Example
Pump Flow rate: max. 1mL/min.
Injector Low dead volume type
Sample loop: max. 50micro-microL(5micro-L loop is recommended)
From injector
to column
0.1 to 0.13mmID, 100mm length piping
From column
to detector
0.1mmID piping
Detector Detector with a micro cell should be used.
Response should be set to “FAST”.
Shodex RI-104
(small cell volume)

Sample : (A); 1.5micro-L, (B); 5micro-L
1. Methylethyl ketone 0.2%
2. Diethyl ketone 0.2%
3. Di-n-propyl ketone 0.4%
4. Di-n-butyl ketone 0.6%

Column       : Shodex RSpak DE-413 (4.6mmID*150mm)
Eluent       : CH3CN/H2O=50/50
Flow rate    : 1.0mL/min
Detector     : UV(262nm)
Column temp. : 40deg-C