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Title 30--Mineral Resources
CHAPTER I--MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR
PART 74--COAL MINE DUST PERSONAL SAMPLER UNITS
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 | 74.1 | Purpose. |
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| 74.2 | Sampler unit. |
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| 74.3 | Specifications of sampler unit. |
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| 74.4 | Tests of coal mine dust personal sampler units. |
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| 74.5 | Conduct of tests; demonstrations. |
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| 74.6 | Applications. |
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| 74.7 | Certificate of approval. |
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| 74.8 | Approval labels. |
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| 74.9 | Material required for record. |
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| 74.10 | Changes after certification. |
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| 74.11 | Withdrawal of certification. |
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