Code of Federal Regulations
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30 CFR Mineral Resources
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I Mine Safety and Health ...
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B Testing, Evaluation, an...
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15 Requirements For Appro...
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Subpart C —
Requirements for Approval of Sheathed Explosive Units or Other Explosive Units Designed to be Fired Outside the Confines of a Borehole
§15.30 —
Technical requirements
§15.31 —
Tolerances for ingredients
§15.32 —
Tolerances for weight of explosive, sheath, wrapper, and specific gravity