American National Standard acceptable concentrations of dichlorodifluoromethane (fluorocarbon 12), approved Nov. 12, 1973
By: American National Standards Institute, inc. ; secretariat, American Industrial Hygiene Association.
Contributors: American Industrial Hygiene Association.
Publisher: The Institute
Published: 1974
Place of publication: New York
Language: eng
Subjects: Dichlorodifluoromethane -- Toxicology.; Industrial hygiene.
Notes: Bibliography: p. 8.
"ANSI Z37.38-1974."