Skip to main content

Table 8 Field samples tested to demonstrate batch flushing efficiency

From: Chemical assessment of mycotoxin contaminants and veterinary residues in Costa Rican animal feed

Assay number Sample ID Concentration, mg kg−1
Monensin
 1 Suckling pig feed, medicated 907.40 ± 260.16
Calcium (cleaning batch) 18.80 ± 5.39
 2 Fish feed (tilapia and trout, 1st cleaning batch) 741.45 ± 212.58
Fish feed (tilapia and trout, 2nd cleaning batch) 163.25 ± 46.81
Ground corn (cleaning batch) Not detected, <  4.09 × 10−2
 3 Feed ingredient (1st cleaning batch) 26.82 ± 7.69
Compound feed (2nd cleaning batch) 22.46 ± 6.44
Compound feed (3rd cleaning batch) 20.11 ± 5.77
 4 Corn meal (cleaning batch) 13.82 ± 3.96
Layer hen feed (1st batch) 0.53 ± 0.15
Layer hen feed (2nd batch) 0.26 ± 0.07
Florfenicol
 1 Fish feed (tilapia and trout, 1st cleaning batch) 3118.32 ± 894.05
Fish feed (tilapia and trout, 2nd cleaning batch) 452.13 ± 129.63
Ground corn (cleaning batch) 352.90 ± 101.18
Erythromycin
 4 Corn meal (cleaning batch) 11.22 ± 3.22
Layer hen feed (1st batch) Not detected, <  8.09 × 10−2
Layer hen feed (2nd batch) Not detected, <  8.09 × 10− 2
Narasin
 4 Corn meal (cleaning batch) 9.50 ± 2.72
Layer hen feed (1st batch) 0.90 ± 0.26
Layer hen feed (2nd batch) Not detected, < 2.46 × 10−2