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. Author manuscript; available in PMC: 2012 Aug 28.
Published in final edited form as: ACS Appl Mater Interfaces. 2010 Oct;2(10):2749–2758. doi: 10.1021/am100616b

Table 3.

Affinity (Kd) of As, Cd, Hg, and Pb for Various Sorbents in Urineb

sorbenta Kd (mL/g) in urine
As Cd Hg Pb
SH-SAMMS 3500 11000 5600 1900
EDTA-SAMMS 0 20000 1500 1200
AcPhos-SAMMS 46 220 160 130
Gly-Ur-SAMMS 0 12 200 26
IDAA resin 0 37000 180 7200
SH resin 80 3200 720 2400
activated carbon 150 5000 5200 12000
a

Pore sizes are presented in Table 1.

b

Measured at an initial metal concentration of 50 μg/L (each), S/L of 1 g/L, pH 6.92.