处理Treatment

因素 Factor

取样量(g)

Amount of sampling (g)

溶剂浓度(%)

The solvent concentration (%)

固相萃取柱

Solid phase extraction column

浓缩温度(℃)

Concentrated temperature (℃)

1

2.00

90

C18

45

2

2.00

80

阴离子交换柱

40

3

2.00

70

纤维素柱

35

4

1.00

90

阴离子交换柱

35

5

1.00

80

纤维素柱

45

6

1.00

70

C18

40

7

0.50

90

纤维素柱

40

8

0.50

80

C18

35

9

0.50

70

阴离子交换

45