Sample

Levels before treatment

Levels after treatment

% Removed

W1

71.4583 ± 1.4679

0.0142 ± 0.0002

99.979

W2

74.4533 ± 0.8324

0.0148 ± 0.0001

99.980

BH

47.7722 ± 0.8547

0.0146 ± 0.0002

99.969