title: Collaborative study of a method for determining lead in plant and animal products.
mesh_terms: D011232:Chemical Precipitation; D002523:Edible Grain / Q000032:analysis*; D005433:Flour / Q000032:analysis; D005638:Fruit / Q000032:analysis*; D007854:Lead / Q000032:analysis*; D008460:Meat / Q000032:analysis*; D008722:Methods; D013054:Spectrophotometry, Atomic; D014675:Vegetables / Q000032:analysis*; D003313:Zea mays / Q000032:analysis
chemical_list: D007854:Lead