title: A simple apparatus and procedure for digestion of biologic materials in determinations of nonvolatile elements.
mesh_terms: D000818:Animals; D002136:Calcium, Dietary / Q000032:analysis; D002621:Chemistry / Q000295:instrumentation; D004602:Elements / Q000032:analysis* / Q000652:urine; D005243:Feces / Q000032:analysis; D005504:Food Analysis; D006801:Humans; D008460:Meat / Q000032:analysis; D008722:Methods; D008892:Milk / Q000032:analysis; D009566:Nitrates; D010472:Perchlorates; D010758:Phosphorus / Q000032:analysis; D011188:Potassium / Q000032:analysis; D012964:Sodium / Q000032:analysis; D013053:Spectrophotometry; D013054:Spectrophotometry, Atomic; D013542:Sweat / Q000032:analysis; D014675:Vegetables / Q000032:analysis
chemical_list: D002136:Calcium, Dietary; D004602:Elements; D009566:Nitrates; D010472:Perchlorates; D010758:Phosphorus; D012964:Sodium; D011188:Potassium