Experiments

Conditions

Solution pH

NC

Dose (g/l)

Concentration

(mg/l)

Mixing

Time (min)

Volume (ml)

Effect of

contact time

pH_natural = 5.1

1

300

300

500

Effect of initial

solution pH

2 - 10

1

300

180

100

Effect of

adsorbent dose

pH_natural = 5.1

0.2 - 2

300

180

100

Effect of initial nitrate

concentration

pH_natural = 5.1

1

100 - 450

180

100