30 CFR § 74.3 Coal Mine Dust Sampling Devices

§ 74.3 Sampler unit.

Current through Jul 27, 2026 · Read all of Part 74

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.

← § 74.2 Definitions.§ 74.4 Specifications of sampler unit. →