This document specifies the quality and safety requirements of Astragalus mongholicus root [root of Astragalus membranaceus (Fisch.) Bge. var. mongholicus (Bge.) Hsiao]. This document applies to Astragalus mongholicus root that is sold and used as natural medicine in international trade, including Chinese materia medica (whole medicinal materials) and decoction pieces derived from this plant.