§ 39.55 Tritium neutron generator target source.

(a) Use of a tritium neutron generator target source, containing quantities not exceeding 1,110 GBg [30 curies] and in a well with a surface casing to protect fresh water aquifers, is subject to the requirements of this part except ยงยง 39.15, 39.41, and 39.77.

(b) Use of a tritium neutron generator target source, containing quantities exceeding 1,110 GBg [30 curies] or in a well without a surface casing to protect fresh water aquifers, is subject to the requirements of this part except ยง 39.41.

[65 FR 20345, Apr. 17, 2000; 68 FR 75390, Dec. 31, 2003]

Page Last Reviewed/Updated Tuesday, August 29, 2017