Versions of See prior versions of a law on LawServer 2024 10 CFR 30.21 – Radioactive drug: Capsules containing carbon-14 urea for “in vivo” diagnostic use for humans 2023 10 CFR 30.21 – Radioactive drug: Capsules containing carbon-14 urea for “in vivo” diagnostic use for humans 2022 10 CFR 30.21 – Radioactive drug: Capsules containing carbon-14 urea for “in vivo” diagnostic use for humans. 2021 10 CFR 30.21 – Radioactive drug: Capsules containing carbon-14 urea for “in vivo” diagnostic use for humans 2020 10 CFR 30.21 – Radioactive drug: Capsules containing carbon-14 urea for “in vivo” diagnostic use for humans 2019 10 CFR 30.21 – Radioactive drug: Capsules containing carbon-14 urea for “in vivo” diagnostic use for humans 2016 10 CFR 30.21 – Radioactive drug: Capsules containing carbon-14 urea for “in vivo” diagnostic use for humans 2015 10 CFR 30.21 – Radioactive drug: Capsules containing carbon-14 urea for “in vivo” diagnostic use for humans 2014 10 CFR 30.21 – Radioactive drug: Capsules containing carbon-14 urea for “in vivo” diagnostic use for humans