title: The use of titanium dioxide as a catalyst for large-scale Kjeldahl determination of the total nitrogen content of cereal grains.
mesh_terms: D002384:Catalysis; D003300:Copper; D002523:Edible Grain / Q000032:analysis*; D005069:Evaluation Studies as Topic; D008628:Mercury / Q000633:toxicity; D009584:Nitrogen / Q000032:analysis*; D010087:Oxides; D010940:Plant Proteins / Q000032:analysis; D011188:Potassium; D012639:Seeds / Q000032:analysis; D013025:Glycine max / Q000032:analysis; D013431:Sulfates; D014025:Titanium; D014675:Vegetables / Q000032:analysis
chemical_list: D010087:Oxides; D010940:Plant Proteins; D013431:Sulfates; D003300:Copper; D014025:Titanium; D008628:Mercury; D009584:Nitrogen; D011188:Potassium