Phase separation

Recovery (%)

pH (Before separation)

pH (After separation)

×

-

9.82

9.77

×

-

8.99

8.89

○

100

1.99

2.68

○

100

1.85

2.30

○

100

1.66

2.01

○

100

1.40

1.63

○

100

1.24

1.42

○

100

1.02

1.20