Seven Hydrocarbon-based substances

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

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 64742-40-1Footnote a Spent sulphidic caustic Neutralizing agents (petroleum), spent sodium hydroxide HTML HTML Does not meet None planned at this time
68477-26-9Footnote aFootnote b Slop oil Wastes, petroleum
68956-70-7Footnote aFootnote b Naphtha waste Petroleum products, C5-12, reclaimed, wastewater treatment
74-86-2Footnote b Ethyne (Acetylene) Ethyne
8002-53-7Footnote a Montan wax Montan Wax
68476-03-9Footnote a Montan-wax fatty acids Fatty acids, montan-wax
73138-45-1Footnote aFootnote b Montan-wax fatty acids ethylene esters Fatty acids, montan-wax, ethylene esters


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

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.
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