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Table 3 Percentages of the extraction recoveries of pharmaceuticals

From: Evaluation of the QuEChERS extraction approach for the analysis of active compounds of pharmaceuticals in olive tree portions

 

PhACs

Level of fortification

 

25 (µg L−1)

50 (µg L−1)

250 (µg L−1)

 

R%

RSD

R%

RSD

R%

RSD

Roots

CBZ

71.8

2.07

111.3

4.02

93.8

7.99

CLZ

98.8

3.66

100.8

3.02

99.5

3.25

CLR

90.9

3.80

93.9

4.60

96.1

1.83

DCF

86.6

11.03

84.3

3.44

80.2

3.95

KTP

95.0

3.97

80.8

2.48

83.8

3.76

SMX

73.7

8.71

72.2

4.81

70.1

1.68

Leaves and stems

CBZ

95.1

4.28

87.1

3.45

98.9

5.40

CLZ

90.7

11.35

96.7

4.57

98.5

4.24

CLR

82.6

0.52

85.1

4.74

86.9

3.30

DCF

82.6

7.89

76.4

4.96

80.6

5.13

KTP

84.4

7.84

73.9

3.01

74.0

1.58

SMX

81.7

1.50

75.3

0.44

72.2

3.50

Pulp

CBZ

101.9

9.99

110.1

0.62

98.5

6.83

CLZ

81.4

4.40

96.5

4.12

100.8

7.10

CLR

80.0

4.96

103.0

2.92

102.2

6.27

DCF

80.8

4.58

75.7

3.58

94.2

5.10

KTP

95.6

5.52

80.9

4.62

82.3

4.12

SMX

80.2

7.62

78.9

6.76

78.9

6.79

Pit

CBZ

90.8

4.02

93.4

2.52

94.2

8.56

CLZ

79.7

6.06

82.5

5.18

89.7

2.40

CLR

75.7

2.53

104.8

3.19

85.0

3.04

DCF

79.5

7.32

70.6

2.80

80.9

3.76

KTP

73.5

9.62

70.4

4.45

72.0

2.31

SMX

72.5

5.35

75.5

3.95

83.0

2.21

Oil

CBZ

89.9

5.84

96.4

1.68

90.5

2.18

CLZ

89.2

3.35

102.9

1.40

92.8

0.28

CLR

76.6

4.74

82.8

1.29

82.8

2.11

DCF

75.5

3.69

71.2

2.64

70.4

2.64

KTP

77.9

4.29

74.0

5.28

71.1

0.97

SMX

70.4

3.37

90.0

1.33

73.9

4.13

  1. RDS: relative standard deviation; R%: recovery percentage; CBZ: carbamazepine, CLZ: climbazole, CLR: clarithromycin, DCF: diclofenac, KTP: ketoprofen, SMX: sulfamethoxazole, R: recovery percentage, RSD: relative standard deviation