If laboratory equipment is going to surplus property, be aware that capacitors, circuit boards, transformers, mercury switches, mercury thermometers, radioactive sources and chemicals must be removed before disposal. Wash off fume hood surfaces, counter tops and the interior of all freezers and refrigerators. Notify Department Head when laboratory has been cleared. Abandonment of a controlled substance is a violation of the DEA permit under which it was held. Controlled substances being held by a licensed individual can be disposed of by following the DEA guidelines.
Gas cylinders Remove gas connections, replace cylinder caps, and return cylinders to suppliers.
If cylinders are non-returnable, contact OSEH 5. If tissue is held in a liquid preservative, tissue and liquid should be separated. Do not place these items in a biohazard bag. Liquid preservative usually needs to be disposed as a hazardous waste. Do not assume that the preservative can be sewered.