Waste » Business » Solvent » Stillbottoms
General Information
Stillbottoms resulting from distillation of hazardous solvents such as acetone, methyl ethyl ketone, isopropyl alcohol, toluene, 1,1,1-trichloroethane and trichloroethylene and sometimes lacquer thinner and mineral spirits must be managed as hazardous waste.
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Management Practices
Spent solvents can be settled, filtered or distilled and reused in your shop using a solvent still. For more information read the Department of Ecology’s “On-Site Distillation” guide.
Related Wastes
Resources
The Department of Ecology’s “On-Site Distillation” guide