MSHA - Code of Federal Regulations - 30 CFR 56.6100
30 CFR § 56.6100
Separation of stored explosive material.
STORAGE
(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]