Purine Bases, Pyrimidine Bases and Nucleosides (2) (NN-814)
Six components were separated using RSpak 
NN-814 with pH3.0 
phosphate buffer as the eluent. Since cation exchange mode is contributing to 
the separation, the elution order is different from that of 
 
the separation with RSpak DE-613. 

Sample : 20micro-L
1. 
Uridine 50micro-g/mL
2. 
Uracil 50micro-g/mL
3. 
Guanosine 100micro-g/mL
4. 
Cytidine 100micro-g/mL
5. 
Adenosine 50micro-g/mL
6. 
Cytosine 50micro-g/mL
Column       : Shodex RSpak NN-814 (8.0mmID*250mm)
Eluent       : 100mM NaH2PO4 aq./100mM H3PO4 aq.=500/66
Flow rate    : 1.0mL/min
Detector     : UV(260nm)
Column temp. : 25deg-C