[Effect of unprepared and calcined magnetitum of arsenic solubility in boiling water extracts].
D001151:Arsenic / Q000032:analysis*; D006358:Hot Temperature; D008419:Materia Medica / Q000737:chemistry*; D011786:Quality Control; D012995:Solubility; D013678:Technology, Pharmaceutical
D008419:Materia Medica; D001151:Arsenic