A Solution-Based Approach for Mo-99 Production: Considerations for Nitrate versus Sulfate Media

Table 4

Experimental data obtained from the irradiation of uranyl nitrate solutions at the Van de Graaff.

Uranium concentration (g-U/L)	Energy deposited (Gy)	Initial pH	Final pH	Total µmoles H2 produced	Total µmoles O2 produced	𝐺 value H2 (H2/100 eV)	𝐺 value O2 (O2/100 eV)	H2 to O2 ratio
76	2.32𝐸+08	1.0	1.02	1240	710	0.025	0.015	1.75
128	2.33𝐸+08	1.0	1.84	690	490	0.014	0.010	1.41
175	2.32𝐸+08	1.0	2.21	650	520	0.013	0.011	1.24
226	2.05𝐸+08	1.0	2.09	650	550	0.015	0.013	1.17