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Regulations last checked for updates: Jun 19, 2025
Title 30 - Mineral Resources last revised: Jun 06, 2025
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Title 30
Chapter I
Part 74
Subpart B - Subpart B—Approval Requirements for Coal Mine Dust Personal Sampler Unit
§ 74.3 - Sampler unit.
§ 74.4 - Specifications of sampler unit.
§ 74.5 - Tests of coal mine dust personal sampler units.
§ 74.6 - Quality control.
authority:
30 U.S.C. 957.
source:
75 FR 17523, Apr. 6, 2010, unless otherwise noted.
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