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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O Coal Mine Safety and He...
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74 Coal Mine Dust Samplin...
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Subpart C —
Requirements for Continuous Personal Dust Monitors
§74.7 —
Design and construction requirements
§74.8 —
Measurement, accuracy, and reliability requirements
§74.9 —
Quality assurance
§74.10 —
Operating and maintenance instructions
§74.11 —
Tests of the continuous personal dust monitor