The Chemical Safety Laboratory (CSL) supports the prevention and protection of workers' health and works in coordination with the other Safety Offices.It deals with the measurement of exposure to chemical agents in the atmospheres of the working environments of Sapienza.

It guarantees assistance to Employers, Prevention and Protection Service Managers and Physicians in the field of chemical and carcinogenic risks.

The Laboratory's instrumentation includes a gas chromatograph-mass spectrometer interfaced with a thermodesorber, portable instruments for measuring formaldehyde, total volatile organic compounds and nanoparticles, sampling pumps and electronic flow calibrators.