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Table 4 Concentration (μg g−1) of pyrethroid in tea plantation soil

From: Pyrethroid residues on tropical soil of an Indonesian tea plantation: analytical method development, monitoring, and risk assessment

Location Wet season Dry season
Residues (μg g−1) ± SD (n = 3) Residues (μg g− 1) ± SD (n = 3)
Permethrin Deltamethrin Permethrin Deltamethrin
A1 < LoQ 0.09 (0.003) < LoQ BDL
A2 0.25 (0.020) 0.11 (0.006) < LoQ BDL
A3 0.23 (0.018) 0.11 (0.018) 0.18 (0.015) BDL
A4 < LoQ 0.09 (0.007) < LoQ BDL
A5 0.18 (0.018) 0.09 (0.012) 0.16 (0.018) BDL
A6 0.23 (0.030) 0.10 (0.002) 0.32 (0.042) BDL
A7 0.28 (0.028) 0.10 (0.006) 0.23 (0.015) BDL
A8 0.27 (0.031) 0.10 (0.003) 0.14 (0.018) BDL
A9 BDL 0.12 (0.017) 0.15 (0.015) BDL
A10 0.21 (0.044) 0.12 (0.020) 0.22 (0.023) BDL
A11 0.36 (0.031) 0.12 (0.025) < LoQ BDL
  1. BDL Below detection limit