Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Breakthrough curves for a binary system of Pb(II) and Ni(II) using hydrated CAM-D2EHPA as sorbent (dashed line: Thomas model; T: 20 °C; internal diameter of the column, Ø: 0.5 cm; column height: 20 cm; flow rate: 0.13 mL min−1; pH: 2.2; C0: 0.24 mmol L−1).
