Table 4. Percentage of Plutonium-238 Transported to Milk, Urine, and Feces of One Cow Over a 72-Hour Period Following a Single 83 mCi Intravenous Injection of Citrate-Buffered Plutonium Nitrate Total Day's Collection Milk Urine Feces Percentage of Dose per kg of Material Milk Urine Feces 24 0.55 1.4 0.35 0.027 0.10 0.028 48 0.52 0.31 0.42 0.033 0.034 0.12 72 0.25 0.12 0.15 0.025 0.028 0.19 1.3 1.8 0.92 Percentage of Dose per Post-Dosing Time (h) TOTAL Table 5. Percentage of Plutonium-238 Transported to Milk, Urine, and Feces of One Cow Over a 72-Hour Period Following a Single 9.95 mCi Intravenous Injection of Citrate-Buffered Plutonium Nitrate Total Day's Collection Milk Urine Feces Percentage of Dose per kg of Material Milk Urine Feces 24 0.39 1.4 0.82 0.023 0.084 0.038 48 0.28 0.35 1.0 0.015 0.019 0.053 72 0.14 0.23 0.61 0.0078 0.0094 0.024 96 0.10 0.15 0.37 0.0055 0.0073 0.018 0.060 0.11 0.31 0.0033 0.0054 0.016 0.97 2.2 3.1 Post—Dosing Time (h) 120 TOTAL Percentage of Dose per 187