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Ontario waste class 211 Used thinners such as toluene & xylene.

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  • Based on Ontario Regulation 347 and registration guidance
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211, Aromatic solvents (benzene-ring type).

  • Ontario organic wastes

    Aromatic solvents (benzene-ring type)

Ontario group: non halogenated spent solvents.

Aromatic solvents, spent solvents built on benzene rings, in Ontario's group of non-halogenated spent solvents.

Is Ontario 211 hazardous waste?

Not from the code alone. Ontario 211 describes the waste stream, not whether it is hazardous. Ontario decides that from the hazardous characterization or liquid-industrial status, and from the exclusions. The 3-digit class needs a primary characterization letter to form the waste number.

For subject waste, the generator enters the class-and-letter waste number in the waste details of the Ontario hazardous waste manifest. Ontario’s exclusions and shipment rules also apply.

What does Ontario 211 cover?

Aromatic solvents and their residues. Examples are benzene, toluene or xylene used as solvents, and their residues.

Is aromatic solvent Ontario 211 or another class?

CodeWhen it fits
211The stream is residues and solvents of the aromatic type.
212The solvent or its residue is aliphatic rather than aromatic.

When several characterizations apply, the registration flowchart picks the primary one. A 3-digit class doesn't replace the flowchart or the exclusions.

Which wastes take Ontario 211?

WasteWhen it’s 211
Spent solventsBenzene-ring chemistry
Waste tolueneBenzene-ring chemistry
Waste xyleneBenzene-ring chemistry
Parts washer solventBenzene-ring chemistry
Solvent or residue containing benzene, toluene or xyleneBenzene-ring chemistry

Which codes sit beside Ontario 211?

CodeWhat it is
213Petroleum-distillate solvents
221Light fuels
222Heavy fuels
231Latex residue
232Polymer resins
233Other polymer waste
241Halogen-containing solvent waste
242Halogen-containing pesticide/herbicide waste