[An improved method of realgar processing].
Yuan
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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
D001152:Arsenicals; D008419:Materia Medica; D013440:Sulfides; D014131:Trace Elements; C058317:arsenic disulfide; D001151:Arsenic