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Table 4 The relative recoveries of NSAIDs determination by the prepared Zn-MOF-5@BHPAC nanocomposite-coated SPME fiber (n = 3)

From: Introduction of a Zn-based metal–organic framework @ biomass porous activated carbon as a high-sensitive coating for a stainless steel SPME fiber: application to the simultaneous analysis of nonsteroidal anti-inflammatory drugs

Analytes Added (µg L−1) Powerhouse water River water Road soil Beach soil
Found (µg L−1) RRa ± RSD (%) Found (µg L−1) RR ± RSD (%) Found (µg L−1) RR ± RSD (%) Found (µg L−1) RR ± RSD (%)
Ketoprofen 0.00 2.60 5.19 3.48
5.00 5.01 100.20 ± 4 7.37 91.15 ± 7 9.63 89.21 ± 3 8.00 86.20 ± 3
10.00 9.84 98.40 ± 3 12.45 94.23 ± 3 15.00 96.33 ± 2 13.61 103.73 ± 4
Naproxen 0.00 8.90 13.42 7.07
5.00 4.86 97.20 ± 3 13.50 95.50 ± 2 16.62 86.58 ± 7 12.60 98.70 ± 5
10.00 9.83 98.30 ± 6 18.93 100.33 ± 5 22.60 93.88 ± 3 17.00 90.90 ± 6
Diclofenac 0.00 6.55 4.19
5.00 4.92 98.40 ± 5 11.02 91.90 ± 6 8.58 85.44 ± 5 4.80 96.00 ± 4
10.00 9.50 95.00 ± 3 15.86 89.46 ± 3 14.01 97.85 ± 5 9.92 99.20 ± 7
Ibuprofen 0.00 10.03 17.39 8.83
5.00 4.60 92.00 ± 7 13.8 87.83 ± 5 22.20 96.20 ± 2 12.92 89.69 ± 5
10.00 10.20 102.00 ± 2 19.5 94.71 ± 4 28.00 89.21 ± 4 18.25 93.43 ± 5
Mefenac acid 0.00 3.33 5.70 96.33 ± 5 5.95
5.00 4.73 94.60 ± 3 8.00 90.09 ± 2 9.96 85.20 ± 3 10.22 87.73 ± 2
10.00 9.52 95.20 ± 3 13.37 101.20 ± 2 15.71 86.58 ± 7 15.81 97.64 ± 3
  1. – ND
  2. aRelative recovery