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Biohazard Waste Disposal Procedures

Biohazard waste boxes are the cardboard boxes with the red plastic liners that are used for the disposal of research materials. Contaminated research materials include: tissue samples, animal cadavers, animal organs, slides, broken lab glassware, absorbent pads, pharmaceuticals, and small quantities of chemicals. Sharps should be collected in the red puncture resistant collection containers. The puncture-resistant sharps collection boxes are purchased through each department. Outlined below are the disposal instructions to be followed:

  • The cardboard boxes are provided by Health and Safety.
  • Request boxes and liners via
  • All sharps must be placed in a red puncture-resistant collection container inside of the red lined bag which is placed inside of the infectious waste box.
  • Do not pour liquids in the boxes or over pack -- weight limit is 40 lbs.
  • Use only the biohazard boxes and liners provided.
  • Do not use for disposal of non-hazardous material; the boxes are incinerated at 44ยข Lb!
When the infectious waste box is ready for disposal:
  • Label the box with the building name and lab room #.
  • Seal the plastic liner, NOT the cardboard top.
  • Email Health & Safety to request a pickup and a replacement box.

For further information, please visit the Laboratory Waste Packaging Instructions.

In Ross Hall, place the sealed and labelled box into the hallway for pickup by Housekeeping.

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