Polychlorinated dibenzo-p-dioxins (PCDDs) and polychlorinated dibenzofurans (PCDFs)
By: prepared for Intergovernmental Relations and Hazardous Contaminants Coordination Branch, Ontario Ministry of the Environment.
Contributors: Ontario. Ministry of the Environment.
Series: Scientific criterior document for standard development -- no.4 - 84
Publisher: Ministry of the Environment
Place of publication: Ontario
Language: eng
Subjects: Hazardous substances -- Standards -- Canada.; Hazardous substances -- Law and legislation -- Canada.
Notes: Dated September 1985.

At foot of cover: Ministry of the Environment The Honourable Jim Bradley Minister, Rod Mcleod, Q.C. Deputy Minister.

Bibliography.