Table 4: Data correlation between GC/NICI-MS and ELISA for permethrin in spiked fish white muscle (gadus morhua) from the River Calder catchment, West Yorkshire, UK.

GC/NICI-MS (µg kg-1) ELISA (µg kg-1)
0.0 0.0
2.6 NDa
19.2 ND
26.0 17.5
31.6 150
201.2 820

NDa None detected.