Items

anion

cation

Column

Ion Pac AS12A (25 cm(L.), 4 mm × 250 mm

Ion Pac CS12A, 4 mm × 250 mm

Eluent

3.5 mM sodium carbonate + 1.0 mM sodium-bicarbonate

Methanesulfonic acid 20 mM

Velocity of eluent

1.2 mL/min.

1.0 mL/min

Injection volume

50 uL

50 uL

Detector

Electric conductivity detector

Electric conductivity detector