Revisions to aquot;Industrial Ventilation: A Manual of Recommended Practiceaquot; (22nd ed.) are applicable only after publication of a document in the Federal Register to amend subpart LL to require use of the ... addresses: (1) Customer Service Department, American Conference of Governmental Industrial Hygienists (ACGIH ), anbsp;...
|Title||:||Code of Federal Regulations, Title 40, Protection of Environment, PT. 63 (SEC. 63.600-63.1199), Revised as of July 1, 2010|
|Author||:||Office of the Federal Register|
|Publisher||:||Government Printing Office - 2010-10|