The drug is tested according to the monograph "Angelicae sinensis, Radix", because it is the root branches of Angelicae sinensis. The root branches measure from 0.3-1cm in diameter, in the upper part of the thick, bottom thin, tapering, often twisted and sparse, with secondary root scars occupied.
Flexible and of tough consistency.
The fraction is yellowish white to pale yellow brown in color, it has a thicker bark is cracking and numerous brown, speckle-shaped exudate vessels visible. The wood part is light colored and shows a yellow-brown colored, ring-shaped cambium.
Strong, characteristic odor
Taste is sweet, sharp and weak bitter.