Table 3: Mass-to-charge ratio (m/z) used in selected ion monitoring and retention times.

Compound (min)Q1 (m/z)Q3 (m/z)

Aglycones

Daidzein19.0253223
Luteolin19.2285133
Quercetin19.4301151
Apigenin20.2269117
Coumestrol20.2266166
Naringenin20.4271151
Genistein20.4269133
Kaempferol20.4285239
Formononetin21.2267252
Medicarpin22.4269254
Biochanin A23.0283268

Glycosides

Puerarin5.83417297
Saponarin7.59595433
Quercetin-Rha-Xyl-Gal6.96743303
Luteolin-di-Glc9.62611287
Daidzin9.39417255
Quercetin-Xyl-Gal9.67597303
Kaempferol-Rha-Xyl-Gal9.64727287
Rutin10.6611303
Isovitexin12.4433313
Hyperoside14.4465303
Genistin18.8433271
Astragalin20.3449287
Kaempferol-Rha-Glc20.8595.5287
Quercitrin21.3449303
Luteolin-Glc23.8449287
Sissotrin31.2447285