Glyphosate (μg/ml or μg/g) R2   ELISA GC-MS   Minimum Maximum Mean ± SD Minimum Maximum Mean ± SD Human urine (N=14) 0.1 71.3 9± 15 01 40 5.4± 11.5 0.87 Cows urine (N=21) 0.46 164 27± 42 0 164 35± 50 0.96 Rabbit urine (N=16) 2.37 70 17.9±19 3.17 42 12.5±12.1 0.97 Organs (N=13) 1.36 80 14.7± 21 4.7 108 20±26 0.96

Table 1: Spearman rank order correlation analysis between ELISA and GC-MS.