Hazardous Waste Disposal Environmental Health and Safety Office
Hazardous Waste Program U of M Specific Free of charge “Cradle to grave” approach Generation Collection Disposal Laboratory packing 2
What Constitutes as Waste? Chemicals Solvents (non-halo organic, halo organic) Solid reagents (organic, inorganic) Solutions (organic, inorganic, acids, bases) Oil (pump, oil baths) Mercury Contaminated materials Spill clean-up waste Pipette tips 3
Organizing Lab Waste Original packaging Like goes with like Halo, non-halo, aqueous etc. Inorganic, organic Packaging Containers Size, durability, seal Hazardous waste disposal label 4 Hazardous waste disposal label
Storing Lab Waste Properly labeled Unconsumed chemicals Appropriate cabinet Ventilation Non-storage areas Fumehoods Bench top Floor 5
Potentially Unstable Chemicals Dried picric acid Shock and friction Peroxides Concentration Ethyl ether, dioxane, THF, isopropyl ether, vinylidene chloride, cyclohexene Exothermic polymerization Styrene, acrylic acid, acrylonitrile, butadiene, methyl methacrylate, vinyl chloride 6
Unknown Chemicals Lab reagents Missing label Transferred from stock bottle Reaction by-products Reagent information Reaction conditions Approximate contents 7 Molecular characterization Inorganic vs. organic
Disposal Form 8 Waste generator Location for pick-up Everything in the container No generic names No abbreviations Chemical specific Size of container not quantity of waste Connects directly to
Questions Website Hazardous Waste Management Phone 9