Formulation Amount of drug added (%) Thereotical content (ng) Amount of MET recovered (ng) mean % Recovery
Glycomet 80 18000 18018 100.10
100 20000 19846 99.93
120 22000 21995.6 99.98
Biciphage 80 30600 30544.92 99.82
100 34000 33874.2 99.63
120 37400 37171.86 99.39
Bigomet 80 9000 9003.6 100.04
100 10000 9997 99.97
120 11000 11031.9 100.29
an = 6
Table 5: Recovery studiesa.