摘要 : Total Cr content of a wide variety of breakfast cereals (n = 241), classified by type of cereal grain(s) used in their manufacture (wheat, rice, corn, oats or blends of these; 15 groups), was determined by graphite furnace AAS fol... 展开 Total Cr content of a wide variety of breakfast cereals (n = 241), classified by type of cereal grain(s) used in their manufacture (wheat, rice, corn, oats or blends of these; 15 groups), was determined by graphite furnace AAS following acid mineralization with HNO3-H2SO4-HClO4. Results show that the Cr content of the breakfast cereals was affected by the type of grain used in their manufacture. Cr content ranged from 0.12 (bran cereals) to 0.35 mug/g (wheat-oat-rice-corn and corn-rice cereals). 收起