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Ontario waste class D041 Wood & leather preservative, a chlorinated phenol.

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  • Based on Ontario Regulation 347, Schedule 4
  • Nothing is stored

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D041, 2,4,5-Trichlorophenol (2,4,5-TCP).

  • Ontario leachate quality criteria

    2,4,5-Trichlorophenol (2,4,5-TCP)

Ontario TCLP limit: 400 mg/L for 2,4,5-Trichlorophenol (2,4,5-TCP).

2,4,5-Trichlorophenol waste. Chlorinated phenol used to preserve wood & leather and to make pesticides. Ontario TCLP limit 400 mg/L.

Is Ontario D041 hazardous waste?

Yes, when the leachate limit is met. Ontario sets the leachate limit for 2,4,5-Trichlorophenol at 400 mg/L in the TCLP extract. A result exactly at the limit meets it, subject to the regulation’s exclusions. The concentration in the original bulk waste is a different measure.

For a subject-waste shipment, the generator records the 3-digit class and primary characterization in the waste-number details of the Ontario hazardous waste manifest. This number names the constituent for the assessment and doesn’t replace that class-and-letter waste number. Land-disposal treatment standards are assessed separately.

What is Ontario D041?

This number covers 2,4,5-Trichlorophenol in the extract from the Toxicity Characteristic Leaching Procedure. Its classification limit is 400 mg/L. It marks a toxic leachate, whatever the industry, container or physical form. Ontario sets treatment requirements for land disposal separately.

Schedule
Schedule 4
Purpose
Leachate-toxic classification; Schedule 5 separately sets treatment standards
TCLP classification limit
≥ 400 mg/L
CAS
95-95-4

Is 2,4,5-Trichlorophenol waste Ontario D041?

CodeWhen it fits
D041The TCLP extract reaches or exceeds the limit of 400 mg/L.
This constituent criterion not metThe TCLP extract is below 400 mg/L. Other hazardous criteria still need assessment.

A result below the limit for one constituent doesn’t settle other constituents, characteristic hazards or listed-waste rules. Apply the classification threshold first, then the land-disposal treatment standard.

Which wastes take Ontario D041?

WasteWhen it’s D041
Contaminated soilMeasured extract concentration (individual limit)

Which codes sit beside Ontario D041?

CodeWhat it is
D037Pentachlorophenol
D038Pyridine
D039Tetrachloroethylene
D040Trichloroethylene
D0422,4,6-Trichlorophenol (2,4,6-TCP)
D043Vinyl chloride
E001Aldrin + dieldrin (insecticides)
E002Bendiocarb