Phase

Initial value

1st cycle

2nd cycle

3rd cycle

TOC (ppm)

TOC (ppm)

TOC reduction (%)

TOC (ppm)

TOC reduction (%)

TOC (ppm)

TOC reduction (%)

heterogeneous

230

109

52.6

116

49.6

125

45.6

homogeneous

230

71

69.1

61

73.5

84

63.5