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Advantage of ODP2 HP (1) High Theoretical Plate Number


ODP2 HP
is polymer based new reversed phase column. The theoretical plate
number has improved nearly double comparing with current polymer
based column ODP-50.


Sample : 5µL
1. Uracil 30mg/L

2. Theobromine 75mg/L

3. Caffeine 130mg/L

4. Phenol 300mg/L

5. Methyl benzoate 350mg/L

6. Toluene 1000mg/L

7. Naphthalene 150mg/L

Theoretical Plate Number
  ODP2 HP-4D ODP-50 4D
Toluene 13,400 9,000
Naphtalene 11,400 5,700

Columns Shodex ODP2 HP-4D (4.6mmID*150mm) Shodex Asahipak ODP-50 4D (4.6mmID*150mm)
Eluent H2O/CH3CN=55/45 H2O/CH3CN=35/65
Flow rate 0.6mL/min 0.6mL/min
Detector UV(254nm) UV(254nm)
Col. temp. 40°C 40°C