0.01mg/L0.01 \mathrm{mg} / \mathrm{L}0.01mg/L
0.05mg/L0.05 \mathrm{mg} / \mathrm{L}0.05mg/L
1.00mg/L1.00 \mathrm{mg} / \mathrm{L}1.00mg/L
1.50mg/L1.50 \mathrm{mg} / \mathrm{L}1.50mg/L