Sample MG GV LMG LGV
Normalized Area Calculated Concentration (ng/g) Normalized Area Calculated Concentration (ng/g) Normalized Area Calculated Concentration (ng/g) Normalized Area Calculated Concentration (ng/g)
Catfish 1 0.0000   99,200 0.86 0.0039 0.007 0.0693 0.05
Catfish 2 0.0000   12,100 0.08 0.0000   0.0330 0.01
Catfish 3 0.0120 0.0659 15,490 0.11 0.0000   0.0101 -0.01
Catfish 4 0.0052 0.0591 10,170 0.06 0.0000   0.0052 -0.02
Catfish 8 0.0045 0.0584 126,200 1.1 0.0051 0.009 0.0776 0.06
Table 1: Confirmation results on presumptive dye-positive samples by HPLC-MS/MS.