IC Separation of Chloride, Fluoride, Nitrite, Bromide, Nitrate, Phosphate, and Sulfate Ions on Metrohm Metrosep A Supp 5

column

Metrosep A Supp 5, 15 cm x 4 mm I.D., 5 μm particles (Metrohm 6.1006.520)

mobile phase

[A] 3.2 mM sodium carbonate; [B] 1.0 mM sodium bicarbonate

flow rate

0.7 mL/min

column temp.

25 °C

detector

conductivity

injection

20 μL

sample

chloride, fluoride (2 mg/L), nitrite (5 mg/L), bromide, nitrate, phosphate, sulfate (10 mg/L)