When a <1 MeV system has a beryllium or other low-filtration window, that fact must be clearly labeled on the machine's tube housing assembly and control panel.
Okla. Admin. Code § 252:410-11-40
When a <1 MeV system has a beryllium or other low-filtration window, that fact must be clearly labeled on the machine's tube housing assembly and control panel.
Okla. Admin. Code § 252:410-11-40