Comparison of Separation: Linear Type and Conventional Type (1)
The linear type column, GPC
KF-804L, can separate PS(MW:
580) (peak 7) better than the conventional column,
KF-804.
Sample :
1.
PS, Polystyrene (MW: 501,000)
2.
PS, Polystyrene (MW: 156,000)
3.
PS, Polystyrene (MW: 66,000)
4.
PS, Polystyrene (MW: 21,900)
5.
PS, Polystyrene (MW: 7,000)
6.
PS, Polystyrene (MW: 2,450)
7.
PS, Polystyrene (MW: 580)
8.
Ethylbenzene (MW: 106)
Columns : Shodex GPC KF-804L x 2 : Shodex GPC KF-804 x 2 (8.0mmID*300mm each)
Eluent : THF : THF
Flow rate : 1.0mL/min : 1.0mL/min
Detector : UV(254nm) : UV(254nm)
Column temp. : Room temp. : Room temp.