IC Separation of Chloride, Fluoride, Nitrite, Bromide, Nitrate, Phosphate, and Sulfate Ions on Metrohm Metrosep A Supp 16

column

Metrosep A Supp 16, 15 cm x 4 mm I.D., 4.6 μm particles (Metrohm 6.1031.420)

mobile phase

[A] 7.5 mM sodium carbonate; [B] 0.75 mM sodium hydroxide

flow rate

0.8 mL/min

column temp.

45 °C

detector

conductivity

injection

10 μL

sample

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