Test Procedure for Coal-Mine-Dust-Personal-Sampler Units.
NIOSH 1976 Jan:28 pages
The performance of coal mine dust personal sampler units specified in 30 CFR 74 requires the testing of several components of the unit. Tests for filter resistance, rotameter calibration, flow against resistance, capsule preweight, flow rate consistency, high and low charge rundown, and pulsation frequency are given.
Airborne-particulates; Measurement-instrumentation; Mines; Sampling;
NTIS Accession No.
Testing and Certification Laboratory, NIOSH, Morgantown, West Virgina, 28 pages, 6 references