Class of compound

Sample

Alcaloids

flavonoids

tannins

saponins

sterols

triterpenoids

phenols

anthocyanines

MECA

+

+

+

-

-

-

+

+

AECA

+

+

+

-

-

-

+

+

MECW

+

+

+

-

-

-

+

+

EACW

+

+

+

-

-

-

+

+