Flavonoids

UV: 10%, 70%;
HPLC: 1%, 1.5%, 2%;

UV: 4%

UV: 60%, 80%, 90%

HPLC: 95%, 98%, 99%

HPLC: 30%; 36%; 80%; 95%

Nobiletin + Tangeretin≥30% by HPLC
Nobiletin + Tangeretin + Sinensetin≥36% by HPLC

HPLC: 95%; 98%;

HPLC: 80%, 90%, 95%, 98%, 99%