Abstract
Instrumental neutron activation analysis (INAA) in the absolute version was applied to 32 fertilizer phosphates of natural and industrial origin including three standard reference materials (NBS-SRM 120b, BCR-SRM No 32 and No 33). With reactor neutrons 48 elements were determined and with 14 MeV neutrons 3 additional elements were found. The results were used to assess the environmental toxicity of the fertilizers and to characterize their different origins.
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Niedergesäss, R., Schnier, C. & Pepelnik, R. Analysis of fertilizer phosphates using reactor neutrons and 14 MeV neutrons. Journal of Radioanalytical and Nuclear Chemistry, Articles 168, 317–328 (1993). https://doi.org/10.1007/BF02040512
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DOI: https://doi.org/10.1007/BF02040512