title: [An improved method of realgar processing].
authors.forename: S T
authors.initials: ST
authors.lastname: Yuan
mesh_terms: D001151:Arsenic / Q000302:isolation & purification*; D001152:Arsenicals; D008419:Materia Medica; D010316:Particle Size; D013440:Sulfides / Q000302:isolation & purification*; D013678:Technology, Pharmaceutical; D014131:Trace Elements / Q000032:analysis
chemical_list: D001152:Arsenicals; D008419:Materia Medica; D013440:Sulfides; D014131:Trace Elements; C058317:arsenic disulfide; D001151:Arsenic