A basic requirement for uptake of a chemical species from water is bioavailability.... Biouptake may be severely curtailed for substances with extremely low water solubility or that are bound to particulate matter. Dissolved organic matter may also bind to substances and limit their biouptake. --Stanley E. Manahan, 1992, Toxicological Chemistry, p. 137
A basic requirement for uptake of a chemical species from water is bioavailability.... Biouptake may be severely curtailed for substances with extremely low water solubility or that are bound to particulate matter. Dissolved organic matter may also bind to substances and limit their biouptake.
--Stanley E. Manahan, 1992, Toxicological Chemistry, p. 137