Research Article
Comparison of Natural Radioactivity of Commonly Used Fertilizer Materials in Egypt and Japan
Table 2
Activity concentrations of
,
, and
in Japanese fertilizers.
| Samples name | Sample code | Composition of fertilizer | Specific activity (Bq kg−1) | | | |
| Fertilizer 1 | JF1 | Phosphoric acid 10% | | | | Fertilizer 2 | JF2 | Phosphoric acid 8% | | | | Fertilizer 3 | JF3 | Phosphoric acid 20% | | | | Fertilizer 4 | JF4 | Phosphoric acid 20% | | | | Fertilizer 5 | JF5 | Phosphoric acid 17% | | | |
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