By use of IC SI-52 4E, even trace level (5ppb) of oxyhalides, such as chlorite (ClO2–), bromate (BrO3–) and chlorate (ClO3–), can be determined simultaneously with seven common inorganic anions. Each calibration curve shows very good linearity over the wide range of concentration.
Sample : 100micro-L
Column : Shodex IC SI-52 4E (4.0mmID*250mm)
Eluent : 3.6mM Na2CO3 aq.
Flow rate : 0.8mL/min
Detector : Suppressed conductivity
Column temp. : 45°C