arsenic (III) conc. (mg/L)	Experiment I	Experiment III	Experiment III
arsenic (III) conc. (mg/L)	% Removed	% Removed	% Removed
20.0	19.033	18.869	17.686
40.0	38.994	36.335	36.240
60.0	58.972	58.596	58.101
80.0	45.657	45.326	46.274
100.0	36.849	37.003	36.779