Standard calibration and maintenance procedures for wet test meters and coal mine respirable dust samplers
Subtitle: (supersedes IR 1073).
Contributors: United States. Mine Safety and Health Administration.
Series: Informational report -- IR 1121.; Informational report (United States. Mine Safety and Health Administration) -- 1121.
Publisher: U.S. Dept. of Labor, Mine Safety and Health Administration
Published: 1980
Place of publication: [Washington, D.C.?]
Language: eng
Number of pages: 14
Subjects: Coal mines and mining -- United States -- Dust control.; Mine dusts -- Testing.