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Results of E. coli growth inhibition tests on the active layers of CA membranes (a) CA22, (d) CA30, and (g) CA34; CA/Ag membranes with 0.1wt% Ag (b) CA22Ag0.1, (e) CA30Ag0.1, and (h) CA34Ag0.1; and CA/Ag membranes with 0.4wt% Ag (c) CA22Ag0.4, (f) CA30Ag0.4, and (i) CA34Ag0.4.
