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Comparison of LF-804, LF-404 and LF-604

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Comparison of chromatograms of GPC LF-404, LF-604 and LF-804 are shown. LF-404 shows as same as LF-804. LF-604 gives rapid separation.


Sample : PS, Polystyrene


Columns      : Shodex GPC LF-804 (8.0mmI.D. x 300mm) x 2
               Shodex GPC LF-404 (4.6mmI.D. x 250mm) x 2
               Shodex GPC LF-604 (6.0mmI.D. x 150mm) x 2
Eluent       : THF
Flow rate    : (LF-804); 1.0mL/min, (LF-404); 0.3mL/min, (LF-604); 0.6mL/min
Detector     : Shodex RI (LF-804; conventional, LF-404,604; small cell volume)
Column temp. : 40°C