What Are the Regulatory Standards for Trichloroethylene?
Various organizations have set guidelines and standards for TCE exposure. The U.S. Environmental Protection Agency (EPA) has established a maximum contaminant level (MCL) for TCE in drinking water at 5 parts per billion (ppb). Occupational Safety and Health Administration (OSHA) has set permissible exposure limits (PEL) for TCE in the workplace at 100 parts per million (ppm) over an 8-hour workday.
