1. Determination of total selenium and inorganic selenium in selenium-enriched yeast
2. Determination of As and Hg in organic fertilizer
3. Determination of Hg, As, Sb and Bi in standard soil
4. Determination of arsenic in drinking water by atomic fluorescence
5. Determination of mercury in water by atomic fluorescence
6. Determination of selenium in water by atomic fluorescence
7. Determination of selenium in milk powder by atomic fluorescence spectrometry
8. Determination of trace arsenic in milk powder by atomic fluorescence spectrometry
9. Determination of trace mercury in milk powder by atomic fluorescence spectrometry
10. Determination of As, Pb and Hg in sodium saccharin