Concon, J M Rapid micro Kjeldahl digestion of cereal grains and other biological materials. [electronic resource] - Analytical biochemistry May 1973 - 35-41 p. digital Publication Type: Journal Article ISSN: 0003-2697 Standard No.: 10.1016/0003-2697(73)90405-3 doi Subjects--Topical Terms: Amino Acids--analysisEdible Grain--analysisFatty Acids, NonesterifiedFood AnalysisHydrogen PeroxideMercuryMethodsNitrogen--analysisOxidesPotassiumProteins--analysisSulfatesSulfuric Acids