Packaging and storage—
Preserve in well-closed,light-resistant containers.
Labeling—
The label states the Latin binomial and,following the official name,the part of the plant from which the article was derived.
Botanic characteristics—
Powdered Echinacea angustifoliais a brown powder with a slight aromatic odor and a sweet taste that quickly becomes bitter,leaving a tingling sensation on the tongue.Under a microscope,the following characteristics are observed:thin-walled polygonal cork cells with red-brown contents;lignified reticulate vessels;abundant stone cells of various shapes;fragments of oleoresin canals with reddish brown contents;and abundant thin-walled parenchyma with spherocrystalline masses of inulin.
Other requirements—
It meets the requirements of the tests for
Identification,
Loss on drying,
Total ash,
Acid-insoluble ash,
Pesticide residues,
Heavy metals,
Content of total phenols,and
Content of dodecatetraenoic acid isobutylamidesunder
Echinacea angustifolia.