Table 3 Accuracy of HPLC analysis for BCR 644 by four different extraction methods

Methods Content Compound
Fructose Sucrose Lactose
Reference value (g/100 g) 16.20 10.81 15.85

95% EtOH Determined value (g/100 g) 14.49±1.07 11.32±0.01 13.37±3.58
Accuracy (%) 89.4 104.7 84.4
70% EtOH Determined value (g/100 g) 14.86±0.70 9.87±0.70 14.55±3.19
Accuracy (%) 91.7 91.7 91.8
D.W./sep-pak Determined value (g/100 g) 14.98±0.04 9.91±0.18 15.48±0.19
Accuracy (%) 92.5 91.7 97.7
D.W. Determined value (g/100 g) 15.50±0.04 10.67±0.13 16.27±0.38
Accuracy (%) 95.7 98.7 102.7