- (a) An approved explosive or sheathed explosive unit shall be marketed only under the brand or trade name specified in the approval.
- (b) The wrapper of each cartridge and each case of approved explosives shall be legibly labeled with the following: the brand or trade name, “MSHA Approved Explosive”, the test detonator strength, and the minimum product firing temperature.
- (c) The outer covering of each sheathed explosive unit and each case of approved sheathed explosive units shall be legibly labeled with the following: the brand or trade name, “MSHA Approved Sheathed Explosive Unit”, the test detonator strength, and the minimum product firing temperature.
[53 FR 46761, Nov. 18, 1988; 54 FR 351, Jan. 5, 1989; 54 FR 27641, June 30, 1989; 60 FR 33723, June 29, 1995]