Regulations last checked for updates: Feb 16, 2025

Title 30 - Mineral Resources last revised: Feb 13, 2025
All TitlesTitle 30Chapter IPart 74Subpart B - Subpart B—Approval Requirements for Coal Mine Dust Personal Sampler Unit
View all text of Subpart B [§ 74.3 - § 74.6]
§ 74.3 - Sampler unit.

A CMDPSU shall consist of:

(a) A pump unit,

(b) A sampling head assembly, and

(c) If rechargeable batteries are used in the pump unit, a battery charger.

authority: 30 U.S.C. 957.
source: 75 FR 17523, Apr. 6, 2010, unless otherwise noted.
cite as: 30 CFR 74.3
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