30 CFR § 57.6100
Separation of stored explosive material.
STORAGE--SURFACE AND UNDERGROUND
(a) Detonators shall not be stored in the same magazine with other explosive
material.
(b) When stored in the same magazine, blasting agents shall be separated from
explosives, safety fuse, and detonating cord to prevent contamination.
[58 FR 69596, Dec. 30, 1993]