Seven Hydrocarbon-based substances

These substances were identified for action under the Chemicals Management Plan (CMP).

Information Sheet

Summary of publications
Substance group	CAS RN	Common name	DSL name	Public comments on the draft screening assessment	Final screening assessment	Conclusion on section 64 criteria	Follow-up activities
Seven hydrocarbon-based substances	64742-40-1^{Footnote a}	Spent sulphidic caustic	Neutralizing agents (petroleum), spent sodium hydroxide	HTML	HTML	Does not meet	None planned at this time
	68477-26-9^{Footnote a}^{Footnote b}	Slop oil	Wastes, petroleum
	68956-70-7^{Footnote a}^{Footnote b}	Naphtha waste	Petroleum products, C5-12, reclaimed, wastewater treatment
	74-86-2^{Footnote b}	Ethyne (Acetylene)	Ethyne
	8002-53-7^{Footnote a}	Montan wax	Montan Wax
	68476-03-9^{Footnote a}	Montan-wax fatty acids	Fatty acids, montan-wax
	73138-45-1^{Footnote a}^{Footnote b}	Montan-wax fatty acids ethylene esters	Fatty acids, montan-wax, ethylene esters
Footnotes Footnote a This CAS RN is a UVCB (unknown or variable composition, complex reaction products, or biological materials). Return to footnote a referrer Footnote b This substance was not identified under subsection 73(1) of the Canadian Environmental Protection Act, 1999 but was included in this assessment as it was considered a priority on the basis of other human health concerns. Return to footnote b referrer

Timelines
Date	Activity
May 18, 2019	Publication of the final screening assessment. The related notice was published in the Canada Gazette, Part I: Vol. 153, No. 20.
March 10, 2018	Publication and start of 60-day public comment period on the draft screening assessment. The related notice was published in the Canada Gazette, Part I: Vol. 152, No. 10.