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